Home / 1,102,826.56-1,654,572.08-392,762.20

Finding the Fourth Proportional to 1,102,826.56, 1,654,572.08 and 392,762.20

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Solution

The fourth proportional to 1,102,826.56, 1,654,572.08 and 392,762.20 is: 589,261.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,826.56 : 1,654,572.08 = 392,762.20 : x
  2. Step 2: Convert to fraction form
    1,102,826.56/1,654,572.08 = 392,762.20/x
  3. Step 3: Cross multiply
    1,102,826.56x = 1,654,572.08 × 392,762.20
  4. Step 4: Simplify right side
    1,102,826.56x = 649,853,370,199.38
  5. Step 5: Solve for x
    x = 649,853,370,199.38/1,102,826.56
  6. Step 6: Final answer
    x = 589,261.62

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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.