Home / 1,293,308.22-1,784,603.52-749,434.08

Finding the Fourth Proportional to 1,293,308.22, 1,784,603.52 and 749,434.08

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Solution

The fourth proportional to 1,293,308.22, 1,784,603.52 and 749,434.08 is: 1,034,125.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,308.22 : 1,784,603.52 = 749,434.08 : x
  2. Step 2: Convert to fraction form
    1,293,308.22/1,784,603.52 = 749,434.08/x
  3. Step 3: Cross multiply
    1,293,308.22x = 1,784,603.52 × 749,434.08
  4. Step 4: Simplify right side
    1,293,308.22x = 1,337,442,697,175.96
  5. Step 5: Solve for x
    x = 1,337,442,697,175.96/1,293,308.22
  6. Step 6: Final answer
    x = 1,034,125.26

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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.