Home / 2,725,705-3,761,421.19-1,502,123.61

Finding the Fourth Proportional to 2,725,705, 3,761,421.19 and 1,502,123.61

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Solution

The fourth proportional to 2,725,705, 3,761,421.19 and 1,502,123.61 is: 2,072,902.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,725,705 : 3,761,421.19 = 1,502,123.61 : x
  2. Step 2: Convert to fraction form
    2,725,705/3,761,421.19 = 1,502,123.61/x
  3. Step 3: Cross multiply
    2,725,705x = 3,761,421.19 × 1,502,123.61
  4. Step 4: Simplify right side
    2,725,705x = 5,650,119,576,653.30
  5. Step 5: Solve for x
    x = 5,650,119,576,653.30/2,725,705
  6. Step 6: Final answer
    x = 2,072,902.08

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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.