Home / 1,491,723.90-2,237,585.85-651,915.90

Finding the Fourth Proportional to 1,491,723.90, 2,237,585.85 and 651,915.90

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Solution

The fourth proportional to 1,491,723.90, 2,237,585.85 and 651,915.90 is: 977,873.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,723.90 : 2,237,585.85 = 651,915.90 : x
  2. Step 2: Convert to fraction form
    1,491,723.90/2,237,585.85 = 651,915.90/x
  3. Step 3: Cross multiply
    1,491,723.90x = 2,237,585.85 × 651,915.90
  4. Step 4: Simplify right side
    1,491,723.90x = 1,458,717,793,230.02
  5. Step 5: Solve for x
    x = 1,458,717,793,230.02/1,491,723.90
  6. Step 6: Final answer
    x = 977,873.85

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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.