Home / 1,527,202.54-2,291,302.10-728,380.30

Finding the Fourth Proportional to 1,527,202.54, 2,291,302.10 and 728,380.30

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Solution

The fourth proportional to 1,527,202.54, 2,291,302.10 and 728,380.30 is: 1,092,808.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,202.54 : 2,291,302.10 = 728,380.30 : x
  2. Step 2: Convert to fraction form
    1,527,202.54/2,291,302.10 = 728,380.30/x
  3. Step 3: Cross multiply
    1,527,202.54x = 2,291,302.10 × 728,380.30
  4. Step 4: Simplify right side
    1,527,202.54x = 1,668,939,310,988.63
  5. Step 5: Solve for x
    x = 1,668,939,310,988.63/1,527,202.54
  6. Step 6: Final answer
    x = 1,092,808.10

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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.