Home / 1,038,327.40-1,556,616.30-539,691.40

Finding the Fourth Proportional to 1,038,327.40, 1,556,616.30 and 539,691.40

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Solution

The fourth proportional to 1,038,327.40, 1,556,616.30 and 539,691.40 is: 809,082.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,327.40 : 1,556,616.30 = 539,691.40 : x
  2. Step 2: Convert to fraction form
    1,038,327.40/1,556,616.30 = 539,691.40/x
  3. Step 3: Cross multiply
    1,038,327.40x = 1,556,616.30 × 539,691.40
  4. Step 4: Simplify right side
    1,038,327.40x = 840,092,430,209.82
  5. Step 5: Solve for x
    x = 840,092,430,209.82/1,038,327.40
  6. Step 6: Final answer
    x = 809,082.41

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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.