Home / 1,023,660.72-1,412,682.12-570,942

Finding the Fourth Proportional to 1,023,660.72, 1,412,682.12 and 570,942

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Solution

The fourth proportional to 1,023,660.72, 1,412,682.12 and 570,942 is: 787,916.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,660.72 : 1,412,682.12 = 570,942 : x
  2. Step 2: Convert to fraction form
    1,023,660.72/1,412,682.12 = 570,942/x
  3. Step 3: Cross multiply
    1,023,660.72x = 1,412,682.12 × 570,942
  4. Step 4: Simplify right side
    1,023,660.72x = 806,559,554,957.04
  5. Step 5: Solve for x
    x = 806,559,554,957.04/1,023,660.72
  6. Step 6: Final answer
    x = 787,916.87

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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.