Home / 3,121,331.40-4,680,096.30-1,225,801.80

Finding the Fourth Proportional to 3,121,331.40, 4,680,096.30 and 1,225,801.80

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Solution

The fourth proportional to 3,121,331.40, 4,680,096.30 and 1,225,801.80 is: 1,837,956.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,331.40 : 4,680,096.30 = 1,225,801.80 : x
  2. Step 2: Convert to fraction form
    3,121,331.40/4,680,096.30 = 1,225,801.80/x
  3. Step 3: Cross multiply
    3,121,331.40x = 4,680,096.30 × 1,225,801.80
  4. Step 4: Simplify right side
    3,121,331.40x = 5,736,870,468,713.34
  5. Step 5: Solve for x
    x = 5,736,870,468,713.34/3,121,331.40
  6. Step 6: Final answer
    x = 1,837,956.22

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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.