Home / 972,032.80-1,458,049.20-912,983.80

Finding the Fourth Proportional to 972,032.80, 1,458,049.20 and 912,983.80

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Solution

The fourth proportional to 972,032.80, 1,458,049.20 and 912,983.80 is: 1,369,475.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,032.80 : 1,458,049.20 = 912,983.80 : x
  2. Step 2: Convert to fraction form
    972,032.80/1,458,049.20 = 912,983.80/x
  3. Step 3: Cross multiply
    972,032.80x = 1,458,049.20 × 912,983.80
  4. Step 4: Simplify right side
    972,032.80x = 1,331,175,299,202.96
  5. Step 5: Solve for x
    x = 1,331,175,299,202.96/972,032.80
  6. Step 6: Final answer
    x = 1,369,475.70

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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.