Home / 1,069,469.13-1,475,867.40-616,760.13

Finding the Fourth Proportional to 1,069,469.13, 1,475,867.40 and 616,760.13

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Solution

The fourth proportional to 1,069,469.13, 1,475,867.40 and 616,760.13 is: 851,128.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,469.13 : 1,475,867.40 = 616,760.13 : x
  2. Step 2: Convert to fraction form
    1,069,469.13/1,475,867.40 = 616,760.13/x
  3. Step 3: Cross multiply
    1,069,469.13x = 1,475,867.40 × 616,760.13
  4. Step 4: Simplify right side
    1,069,469.13x = 910,256,169,486.76
  5. Step 5: Solve for x
    x = 910,256,169,486.76/1,069,469.13
  6. Step 6: Final answer
    x = 851,128.98

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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.