Home / 1,345,902.55-1,857,279.98-802,026.23

Finding the Fourth Proportional to 1,345,902.55, 1,857,279.98 and 802,026.23

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Solution

The fourth proportional to 1,345,902.55, 1,857,279.98 and 802,026.23 is: 1,106,757.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,902.55 : 1,857,279.98 = 802,026.23 : x
  2. Step 2: Convert to fraction form
    1,345,902.55/1,857,279.98 = 802,026.23/x
  3. Step 3: Cross multiply
    1,345,902.55x = 1,857,279.98 × 802,026.23
  4. Step 4: Simplify right side
    1,345,902.55x = 1,489,587,253,132.54
  5. Step 5: Solve for x
    x = 1,489,587,253,132.54/1,345,902.55
  6. Step 6: Final answer
    x = 1,106,757.14

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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.