Home / 1,436,225.60-2,154,654.30-425,426.60

Finding the Fourth Proportional to 1,436,225.60, 2,154,654.30 and 425,426.60

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Solution

The fourth proportional to 1,436,225.60, 2,154,654.30 and 425,426.60 is: 638,233.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,225.60 : 2,154,654.30 = 425,426.60 : x
  2. Step 2: Convert to fraction form
    1,436,225.60/2,154,654.30 = 425,426.60/x
  3. Step 3: Cross multiply
    1,436,225.60x = 2,154,654.30 × 425,426.60
  4. Step 4: Simplify right side
    1,436,225.60x = 916,647,253,024.38
  5. Step 5: Solve for x
    x = 916,647,253,024.38/1,436,225.60
  6. Step 6: Final answer
    x = 638,233.47

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1.5x scale

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.