Home / 1,691,057.40-2,536,586.10-569,009.40

Finding the Fourth Proportional to 1,691,057.40, 2,536,586.10 and 569,009.40

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Solution

The fourth proportional to 1,691,057.40, 2,536,586.10 and 569,009.40 is: 853,514.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,057.40 : 2,536,586.10 = 569,009.40 : x
  2. Step 2: Convert to fraction form
    1,691,057.40/2,536,586.10 = 569,009.40/x
  3. Step 3: Cross multiply
    1,691,057.40x = 2,536,586.10 × 569,009.40
  4. Step 4: Simplify right side
    1,691,057.40x = 1,443,341,334,809.34
  5. Step 5: Solve for x
    x = 1,443,341,334,809.34/1,691,057.40
  6. Step 6: Final answer
    x = 853,514.10

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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.