Home / 1,527,306.44-2,291,457.20-728,484.03

Finding the Fourth Proportional to 1,527,306.44, 2,291,457.20 and 728,484.03

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Solution

The fourth proportional to 1,527,306.44, 2,291,457.20 and 728,484.03 is: 1,092,963.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,306.44 : 2,291,457.20 = 728,484.03 : x
  2. Step 2: Convert to fraction form
    1,527,306.44/2,291,457.20 = 728,484.03/x
  3. Step 3: Cross multiply
    1,527,306.44x = 2,291,457.20 × 728,484.03
  4. Step 4: Simplify right side
    1,527,306.44x = 1,669,289,971,986.10
  5. Step 5: Solve for x
    x = 1,669,289,971,986.10/1,527,306.44
  6. Step 6: Final answer
    x = 1,092,963.36

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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.