Home / 3,119,009.70-4,678,514.55-1,701,833.70

Finding the Fourth Proportional to 3,119,009.70, 4,678,514.55 and 1,701,833.70

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Solution

The fourth proportional to 3,119,009.70, 4,678,514.55 and 1,701,833.70 is: 2,552,750.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,009.70 : 4,678,514.55 = 1,701,833.70 : x
  2. Step 2: Convert to fraction form
    3,119,009.70/4,678,514.55 = 1,701,833.70/x
  3. Step 3: Cross multiply
    3,119,009.70x = 4,678,514.55 × 1,701,833.70
  4. Step 4: Simplify right side
    3,119,009.70x = 7,962,053,727,130.33
  5. Step 5: Solve for x
    x = 7,962,053,727,130.33/3,119,009.70
  6. Step 6: Final answer
    x = 2,552,750.55

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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.