Home / 1,447,631.88-2,171,463.54-436,762.89

Finding the Fourth Proportional to 1,447,631.88, 2,171,463.54 and 436,762.89

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Solution

The fourth proportional to 1,447,631.88, 2,171,463.54 and 436,762.89 is: 655,149.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,631.88 : 2,171,463.54 = 436,762.89 : x
  2. Step 2: Convert to fraction form
    1,447,631.88/2,171,463.54 = 436,762.89/x
  3. Step 3: Cross multiply
    1,447,631.88x = 2,171,463.54 × 436,762.89
  4. Step 4: Simplify right side
    1,447,631.88x = 948,414,691,260.03
  5. Step 5: Solve for x
    x = 948,414,691,260.03/1,447,631.88
  6. Step 6: Final answer
    x = 655,149.08

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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.