Home / 1,229,693.40-1,843,373.70-1,103,722.20

Finding the Fourth Proportional to 1,229,693.40, 1,843,373.70 and 1,103,722.20

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Solution

The fourth proportional to 1,229,693.40, 1,843,373.70 and 1,103,722.20 is: 1,654,536.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,693.40 : 1,843,373.70 = 1,103,722.20 : x
  2. Step 2: Convert to fraction form
    1,229,693.40/1,843,373.70 = 1,103,722.20/x
  3. Step 3: Cross multiply
    1,229,693.40x = 1,843,373.70 × 1,103,722.20
  4. Step 4: Simplify right side
    1,229,693.40x = 2,034,572,475,586.14
  5. Step 5: Solve for x
    x = 2,034,572,475,586.14/1,229,693.40
  6. Step 6: Final answer
    x = 1,654,536.39

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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.