Home / 1,146,103.46-1,581,623.10-636,805.84

Finding the Fourth Proportional to 1,146,103.46, 1,581,623.10 and 636,805.84

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Solution

The fourth proportional to 1,146,103.46, 1,581,623.10 and 636,805.84 is: 878,792.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,103.46 : 1,581,623.10 = 636,805.84 : x
  2. Step 2: Convert to fraction form
    1,146,103.46/1,581,623.10 = 636,805.84/x
  3. Step 3: Cross multiply
    1,146,103.46x = 1,581,623.10 × 636,805.84
  4. Step 4: Simplify right side
    1,146,103.46x = 1,007,186,826,758.90
  5. Step 5: Solve for x
    x = 1,007,186,826,758.90/1,146,103.46
  6. Step 6: Final answer
    x = 878,792.24

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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.