Home / 1,147,845.13-1,721,963.34-473,557.46

Finding the Fourth Proportional to 1,147,845.13, 1,721,963.34 and 473,557.46

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Solution

The fourth proportional to 1,147,845.13, 1,721,963.34 and 473,557.46 is: 710,416.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,845.13 : 1,721,963.34 = 473,557.46 : x
  2. Step 2: Convert to fraction form
    1,147,845.13/1,721,963.34 = 473,557.46/x
  3. Step 3: Cross multiply
    1,147,845.13x = 1,721,963.34 × 473,557.46
  4. Step 4: Simplify right side
    1,147,845.13x = 815,448,576,893.70
  5. Step 5: Solve for x
    x = 815,448,576,893.70/1,147,845.13
  6. Step 6: Final answer
    x = 710,416.90

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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.