Home / 1,567,990.20-2,353,214.10-726,646.20

Finding the Fourth Proportional to 1,567,990.20, 2,353,214.10 and 726,646.20

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Solution

The fourth proportional to 1,567,990.20, 2,353,214.10 and 726,646.20 is: 1,090,538.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,990.20 : 2,353,214.10 = 726,646.20 : x
  2. Step 2: Convert to fraction form
    1,567,990.20/2,353,214.10 = 726,646.20/x
  3. Step 3: Cross multiply
    1,567,990.20x = 2,353,214.10 × 726,646.20
  4. Step 4: Simplify right side
    1,567,990.20x = 1,709,954,083,551.42
  5. Step 5: Solve for x
    x = 1,709,954,083,551.42/1,567,990.20
  6. Step 6: Final answer
    x = 1,090,538.76

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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.