Home / 1,877,077.53-2,815,616.25-865,900.32

Finding the Fourth Proportional to 1,877,077.53, 2,815,616.25 and 865,900.32

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Solution

The fourth proportional to 1,877,077.53, 2,815,616.25 and 865,900.32 is: 1,298,850.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877,077.53 : 2,815,616.25 = 865,900.32 : x
  2. Step 2: Convert to fraction form
    1,877,077.53/2,815,616.25 = 865,900.32/x
  3. Step 3: Cross multiply
    1,877,077.53x = 2,815,616.25 × 865,900.32
  4. Step 4: Simplify right side
    1,877,077.53x = 2,438,043,011,872.20
  5. Step 5: Solve for x
    x = 2,438,043,011,872.20/1,877,077.53
  6. Step 6: Final answer
    x = 1,298,850.46

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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.