Home / 949,851.30-1,421,666.55-738,344.10

Finding the Fourth Proportional to 949,851.30, 1,421,666.55 and 738,344.10

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Solution

The fourth proportional to 949,851.30, 1,421,666.55 and 738,344.10 is: 1,105,098.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,851.30 : 1,421,666.55 = 738,344.10 : x
  2. Step 2: Convert to fraction form
    949,851.30/1,421,666.55 = 738,344.10/x
  3. Step 3: Cross multiply
    949,851.30x = 1,421,666.55 × 738,344.10
  4. Step 4: Simplify right side
    949,851.30x = 1,049,679,109,359.86
  5. Step 5: Solve for x
    x = 1,049,679,109,359.86/949,851.30
  6. Step 6: Final answer
    x = 1,105,098.36

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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.