Home / 2,861,664.30-4,292,496.45-731,915.10

Finding the Fourth Proportional to 2,861,664.30, 4,292,496.45 and 731,915.10

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Solution

The fourth proportional to 2,861,664.30, 4,292,496.45 and 731,915.10 is: 1,097,872.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,861,664.30 : 4,292,496.45 = 731,915.10 : x
  2. Step 2: Convert to fraction form
    2,861,664.30/4,292,496.45 = 731,915.10/x
  3. Step 3: Cross multiply
    2,861,664.30x = 4,292,496.45 × 731,915.10
  4. Step 4: Simplify right side
    2,861,664.30x = 3,141,742,968,451.40
  5. Step 5: Solve for x
    x = 3,141,742,968,451.40/2,861,664.30
  6. Step 6: Final answer
    x = 1,097,872.65

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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.