Home / 974,680.80-1,462,021.20-932,690.40

Finding the Fourth Proportional to 974,680.80, 1,462,021.20 and 932,690.40

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Solution

The fourth proportional to 974,680.80, 1,462,021.20 and 932,690.40 is: 1,399,035.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,680.80 : 1,462,021.20 = 932,690.40 : x
  2. Step 2: Convert to fraction form
    974,680.80/1,462,021.20 = 932,690.40/x
  3. Step 3: Cross multiply
    974,680.80x = 1,462,021.20 × 932,690.40
  4. Step 4: Simplify right side
    974,680.80x = 1,363,613,137,836.48
  5. Step 5: Solve for x
    x = 1,363,613,137,836.48/974,680.80
  6. Step 6: Final answer
    x = 1,399,035.60

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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.