Home / 1,159,138.30-1,736,374.65-804,552.70

Finding the Fourth Proportional to 1,159,138.30, 1,736,374.65 and 804,552.70

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Solution

The fourth proportional to 1,159,138.30, 1,736,374.65 and 804,552.70 is: 1,205,209.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,138.30 : 1,736,374.65 = 804,552.70 : x
  2. Step 2: Convert to fraction form
    1,159,138.30/1,736,374.65 = 804,552.70/x
  3. Step 3: Cross multiply
    1,159,138.30x = 1,736,374.65 × 804,552.70
  4. Step 4: Simplify right side
    1,159,138.30x = 1,397,004,912,869.06
  5. Step 5: Solve for x
    x = 1,397,004,912,869.06/1,159,138.30
  6. Step 6: Final answer
    x = 1,205,209.86

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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.