Home / 3,720,905.80-5,581,358.70-2,881,097.80

Finding the Fourth Proportional to 3,720,905.80, 5,581,358.70 and 2,881,097.80

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Solution

The fourth proportional to 3,720,905.80, 5,581,358.70 and 2,881,097.80 is: 4,321,646.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720,905.80 : 5,581,358.70 = 2,881,097.80 : x
  2. Step 2: Convert to fraction form
    3,720,905.80/5,581,358.70 = 2,881,097.80/x
  3. Step 3: Cross multiply
    3,720,905.80x = 5,581,358.70 × 2,881,097.80
  4. Step 4: Simplify right side
    3,720,905.80x = 16,080,440,271,580.86
  5. Step 5: Solve for x
    x = 16,080,440,271,580.86/3,720,905.80
  6. Step 6: Final answer
    x = 4,321,646.70

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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.