Home / 1,825,421.70-2,738,132.55-814,541.70

Finding the Fourth Proportional to 1,825,421.70, 2,738,132.55 and 814,541.70

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Solution

The fourth proportional to 1,825,421.70, 2,738,132.55 and 814,541.70 is: 1,221,812.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825,421.70 : 2,738,132.55 = 814,541.70 : x
  2. Step 2: Convert to fraction form
    1,825,421.70/2,738,132.55 = 814,541.70/x
  3. Step 3: Cross multiply
    1,825,421.70x = 2,738,132.55 × 814,541.70
  4. Step 4: Simplify right side
    1,825,421.70x = 2,230,323,142,102.34
  5. Step 5: Solve for x
    x = 2,230,323,142,102.34/1,825,421.70
  6. Step 6: Final answer
    x = 1,221,812.55

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Similar ratio
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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.