Home / 1,455,892.98-2,009,146.98-802,542.25

Finding the Fourth Proportional to 1,455,892.98, 2,009,146.98 and 802,542.25

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Solution

The fourth proportional to 1,455,892.98, 2,009,146.98 and 802,542.25 is: 1,107,516.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,892.98 : 2,009,146.98 = 802,542.25 : x
  2. Step 2: Convert to fraction form
    1,455,892.98/2,009,146.98 = 802,542.25/x
  3. Step 3: Cross multiply
    1,455,892.98x = 2,009,146.98 × 802,542.25
  4. Step 4: Simplify right side
    1,455,892.98x = 1,612,425,337,909.91
  5. Step 5: Solve for x
    x = 1,612,425,337,909.91/1,455,892.98
  6. Step 6: Final answer
    x = 1,107,516.39

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Double scale
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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.