Home / 1,292,575.52-1,783,483.84-748,515.52

Finding the Fourth Proportional to 1,292,575.52, 1,783,483.84 and 748,515.52

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Solution

The fourth proportional to 1,292,575.52, 1,783,483.84 and 748,515.52 is: 1,032,794.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,575.52 : 1,783,483.84 = 748,515.52 : x
  2. Step 2: Convert to fraction form
    1,292,575.52/1,783,483.84 = 748,515.52/x
  3. Step 3: Cross multiply
    1,292,575.52x = 1,783,483.84 × 748,515.52
  4. Step 4: Simplify right side
    1,292,575.52x = 1,334,965,333,909.20
  5. Step 5: Solve for x
    x = 1,334,965,333,909.20/1,292,575.52
  6. Step 6: Final answer
    x = 1,032,794.85

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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.