Home / 1,116,829.76-1,540,981.68-633,285.92

Finding the Fourth Proportional to 1,116,829.76, 1,540,981.68 and 633,285.92

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Solution

The fourth proportional to 1,116,829.76, 1,540,981.68 and 633,285.92 is: 873,796.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,829.76 : 1,540,981.68 = 633,285.92 : x
  2. Step 2: Convert to fraction form
    1,116,829.76/1,540,981.68 = 633,285.92/x
  3. Step 3: Cross multiply
    1,116,829.76x = 1,540,981.68 × 633,285.92
  4. Step 4: Simplify right side
    1,116,829.76x = 975,882,000,921.95
  5. Step 5: Solve for x
    x = 975,882,000,921.95/1,116,829.76
  6. Step 6: Final answer
    x = 873,796.56

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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.