Home / 1,436,519.56-2,154,476.80-425,650.08

Finding the Fourth Proportional to 1,436,519.56, 2,154,476.80 and 425,650.08

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Solution

The fourth proportional to 1,436,519.56, 2,154,476.80 and 425,650.08 is: 638,385.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,519.56 : 2,154,476.80 = 425,650.08 : x
  2. Step 2: Convert to fraction form
    1,436,519.56/2,154,476.80 = 425,650.08/x
  3. Step 3: Cross multiply
    1,436,519.56x = 2,154,476.80 × 425,650.08
  4. Step 4: Simplify right side
    1,436,519.56x = 917,053,222,278.14
  5. Step 5: Solve for x
    x = 917,053,222,278.14/1,436,519.56
  6. Step 6: Final answer
    x = 638,385.48

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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.