Home / 3,072,085.70-4,608,128.55-2,932,117.70

Finding the Fourth Proportional to 3,072,085.70, 4,608,128.55 and 2,932,117.70

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Solution

The fourth proportional to 3,072,085.70, 4,608,128.55 and 2,932,117.70 is: 4,398,176.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072,085.70 : 4,608,128.55 = 2,932,117.70 : x
  2. Step 2: Convert to fraction form
    3,072,085.70/4,608,128.55 = 2,932,117.70/x
  3. Step 3: Cross multiply
    3,072,085.70x = 4,608,128.55 × 2,932,117.70
  4. Step 4: Simplify right side
    3,072,085.70x = 13,511,575,285,330.34
  5. Step 5: Solve for x
    x = 13,511,575,285,330.34/3,072,085.70
  6. Step 6: Final answer
    x = 4,398,176.55

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.