Home / 1,026,122.16-1,416,448.17-918,505.92

Finding the Fourth Proportional to 1,026,122.16, 1,416,448.17 and 918,505.92

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Solution

The fourth proportional to 1,026,122.16, 1,416,448.17 and 918,505.92 is: 1,267,895.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,122.16 : 1,416,448.17 = 918,505.92 : x
  2. Step 2: Convert to fraction form
    1,026,122.16/1,416,448.17 = 918,505.92/x
  3. Step 3: Cross multiply
    1,026,122.16x = 1,416,448.17 × 918,505.92
  4. Step 4: Simplify right side
    1,026,122.16x = 1,301,016,029,518.17
  5. Step 5: Solve for x
    x = 1,301,016,029,518.17/1,026,122.16
  6. Step 6: Final answer
    x = 1,267,895.85

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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.