Home / 1,069,217.38-1,475,507.49-579,177.66

Finding the Fourth Proportional to 1,069,217.38, 1,475,507.49 and 579,177.66

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Solution

The fourth proportional to 1,069,217.38, 1,475,507.49 and 579,177.66 is: 799,258.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,217.38 : 1,475,507.49 = 579,177.66 : x
  2. Step 2: Convert to fraction form
    1,069,217.38/1,475,507.49 = 579,177.66/x
  3. Step 3: Cross multiply
    1,069,217.38x = 1,475,507.49 × 579,177.66
  4. Step 4: Simplify right side
    1,069,217.38x = 854,580,975,370.67
  5. Step 5: Solve for x
    x = 854,580,975,370.67/1,069,217.38
  6. Step 6: Final answer
    x = 799,258.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.