Home / 1,589,123.80-2,382,810.90-523,617.40

Finding the Fourth Proportional to 1,589,123.80, 2,382,810.90 and 523,617.40

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Solution

The fourth proportional to 1,589,123.80, 2,382,810.90 and 523,617.40 is: 785,137.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,123.80 : 2,382,810.90 = 523,617.40 : x
  2. Step 2: Convert to fraction form
    1,589,123.80/2,382,810.90 = 523,617.40/x
  3. Step 3: Cross multiply
    1,589,123.80x = 2,382,810.90 × 523,617.40
  4. Step 4: Simplify right side
    1,589,123.80x = 1,247,681,248,149.66
  5. Step 5: Solve for x
    x = 1,247,681,248,149.66/1,589,123.80
  6. Step 6: Final answer
    x = 785,137.85

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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.