Home / 1,436,798.16-2,155,197.24-637,891.92

Finding the Fourth Proportional to 1,436,798.16, 2,155,197.24 and 637,891.92

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Solution

The fourth proportional to 1,436,798.16, 2,155,197.24 and 637,891.92 is: 956,837.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,798.16 : 2,155,197.24 = 637,891.92 : x
  2. Step 2: Convert to fraction form
    1,436,798.16/2,155,197.24 = 637,891.92/x
  3. Step 3: Cross multiply
    1,436,798.16x = 2,155,197.24 × 637,891.92
  4. Step 4: Simplify right side
    1,436,798.16x = 1,374,782,905,402.30
  5. Step 5: Solve for x
    x = 1,374,782,905,402.30/1,436,798.16
  6. Step 6: Final answer
    x = 956,837.88

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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.