Home / 1,540,072.28-2,309,637.54-542,567

Finding the Fourth Proportional to 1,540,072.28, 2,309,637.54 and 542,567

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Solution

The fourth proportional to 1,540,072.28, 2,309,637.54 and 542,567 is: 813,684.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,072.28 : 2,309,637.54 = 542,567 : x
  2. Step 2: Convert to fraction form
    1,540,072.28/2,309,637.54 = 542,567/x
  3. Step 3: Cross multiply
    1,540,072.28x = 2,309,637.54 × 542,567
  4. Step 4: Simplify right side
    1,540,072.28x = 1,253,133,111,165.18
  5. Step 5: Solve for x
    x = 1,253,133,111,165.18/1,540,072.28
  6. Step 6: Final answer
    x = 813,684.61

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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.