Home / 3,669,402.60-5,504,103.90-974,143.80

Finding the Fourth Proportional to 3,669,402.60, 5,504,103.90 and 974,143.80

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Solution

The fourth proportional to 3,669,402.60, 5,504,103.90 and 974,143.80 is: 1,461,215.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,402.60 : 5,504,103.90 = 974,143.80 : x
  2. Step 2: Convert to fraction form
    3,669,402.60/5,504,103.90 = 974,143.80/x
  3. Step 3: Cross multiply
    3,669,402.60x = 5,504,103.90 × 974,143.80
  4. Step 4: Simplify right side
    3,669,402.60x = 5,361,788,688,740.82
  5. Step 5: Solve for x
    x = 5,361,788,688,740.82/3,669,402.60
  6. Step 6: Final answer
    x = 1,461,215.70

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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.