Home / 3,669,981.60-5,504,972.40-974,722.80

Finding the Fourth Proportional to 3,669,981.60, 5,504,972.40 and 974,722.80

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Solution

The fourth proportional to 3,669,981.60, 5,504,972.40 and 974,722.80 is: 1,462,084.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,981.60 : 5,504,972.40 = 974,722.80 : x
  2. Step 2: Convert to fraction form
    3,669,981.60/5,504,972.40 = 974,722.80/x
  3. Step 3: Cross multiply
    3,669,981.60x = 5,504,972.40 × 974,722.80
  4. Step 4: Simplify right side
    3,669,981.60x = 5,365,822,111,650.72
  5. Step 5: Solve for x
    x = 5,365,822,111,650.72/3,669,981.60
  6. Step 6: Final answer
    x = 1,462,084.20

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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.