Home / 1,652,425.86-2,280,366.05-917,430.22

Finding the Fourth Proportional to 1,652,425.86, 2,280,366.05 and 917,430.22

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Solution

The fourth proportional to 1,652,425.86, 2,280,366.05 and 917,430.22 is: 1,266,063.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,652,425.86 : 2,280,366.05 = 917,430.22 : x
  2. Step 2: Convert to fraction form
    1,652,425.86/2,280,366.05 = 917,430.22/x
  3. Step 3: Cross multiply
    1,652,425.86x = 2,280,366.05 × 917,430.22
  4. Step 4: Simplify right side
    1,652,425.86x = 2,092,076,726,932.03
  5. Step 5: Solve for x
    x = 2,092,076,726,932.03/1,652,425.86
  6. Step 6: Final answer
    x = 1,266,063.90

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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.