Home / 1,479,912.18-2,042,280.60-800,848.68

Finding the Fourth Proportional to 1,479,912.18, 2,042,280.60 and 800,848.68

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Solution

The fourth proportional to 1,479,912.18, 2,042,280.60 and 800,848.68 is: 1,105,172.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,912.18 : 2,042,280.60 = 800,848.68 : x
  2. Step 2: Convert to fraction form
    1,479,912.18/2,042,280.60 = 800,848.68/x
  3. Step 3: Cross multiply
    1,479,912.18x = 2,042,280.60 × 800,848.68
  4. Step 4: Simplify right side
    1,479,912.18x = 1,635,557,722,699.61
  5. Step 5: Solve for x
    x = 1,635,557,722,699.61/1,479,912.18
  6. Step 6: Final answer
    x = 1,105,172.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.