Home / 1,314,432-1,971,450.24-367,680

Finding the Fourth Proportional to 1,314,432, 1,971,450.24 and 367,680

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Solution

The fourth proportional to 1,314,432, 1,971,450.24 and 367,680 is: 551,464.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,432 : 1,971,450.24 = 367,680 : x
  2. Step 2: Convert to fraction form
    1,314,432/1,971,450.24 = 367,680/x
  3. Step 3: Cross multiply
    1,314,432x = 1,971,450.24 × 367,680
  4. Step 4: Simplify right side
    1,314,432x = 724,862,824,243.20
  5. Step 5: Solve for x
    x = 724,862,824,243.20/1,314,432
  6. Step 6: Final answer
    x = 551,464.68

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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.