Home / 1,143,195.90-1,577,607.75-633,885.18

Finding the Fourth Proportional to 1,143,195.90, 1,577,607.75 and 633,885.18

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Solution

The fourth proportional to 1,143,195.90, 1,577,607.75 and 633,885.18 is: 874,760.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,195.90 : 1,577,607.75 = 633,885.18 : x
  2. Step 2: Convert to fraction form
    1,143,195.90/1,577,607.75 = 633,885.18/x
  3. Step 3: Cross multiply
    1,143,195.90x = 1,577,607.75 × 633,885.18
  4. Step 4: Simplify right side
    1,143,195.90x = 1,000,022,172,578.15
  5. Step 5: Solve for x
    x = 1,000,022,172,578.15/1,143,195.90
  6. Step 6: Final answer
    x = 874,760.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.