Home / 1,030,957.38-1,422,728.94-572,073.78

Finding the Fourth Proportional to 1,030,957.38, 1,422,728.94 and 572,073.78

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Solution

The fourth proportional to 1,030,957.38, 1,422,728.94 and 572,073.78 is: 789,466.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,957.38 : 1,422,728.94 = 572,073.78 : x
  2. Step 2: Convert to fraction form
    1,030,957.38/1,422,728.94 = 572,073.78/x
  3. Step 3: Cross multiply
    1,030,957.38x = 1,422,728.94 × 572,073.78
  4. Step 4: Simplify right side
    1,030,957.38x = 813,905,922,621.19
  5. Step 5: Solve for x
    x = 813,905,922,621.19/1,030,957.38
  6. Step 6: Final answer
    x = 789,466.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.