Home / 948,885.53-1,421,753.65-667,812.29

Finding the Fourth Proportional to 948,885.53, 1,421,753.65 and 667,812.29

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Solution

The fourth proportional to 948,885.53, 1,421,753.65 and 667,812.29 is: 1,000,610.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,885.53 : 1,421,753.65 = 667,812.29 : x
  2. Step 2: Convert to fraction form
    948,885.53/1,421,753.65 = 667,812.29/x
  3. Step 3: Cross multiply
    948,885.53x = 1,421,753.65 × 667,812.29
  4. Step 4: Simplify right side
    948,885.53x = 949,464,552,044.06
  5. Step 5: Solve for x
    x = 949,464,552,044.06/948,885.53
  6. Step 6: Final answer
    x = 1,000,610.22

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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.