Home / 2,181,248.76-3,273,367.60-761,304.84

Finding the Fourth Proportional to 2,181,248.76, 3,273,367.60 and 761,304.84

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Solution

The fourth proportional to 2,181,248.76, 3,273,367.60 and 761,304.84 is: 1,142,478.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181,248.76 : 3,273,367.60 = 761,304.84 : x
  2. Step 2: Convert to fraction form
    2,181,248.76/3,273,367.60 = 761,304.84/x
  3. Step 3: Cross multiply
    2,181,248.76x = 3,273,367.60 × 761,304.84
  4. Step 4: Simplify right side
    2,181,248.76x = 2,492,030,599,786.04
  5. Step 5: Solve for x
    x = 2,492,030,599,786.04/2,181,248.76
  6. Step 6: Final answer
    x = 1,142,478.86

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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.