Home / 1,061,976.30-1,590,340.05-705,057.90

Finding the Fourth Proportional to 1,061,976.30, 1,590,340.05 and 705,057.90

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Solution

The fourth proportional to 1,061,976.30, 1,590,340.05 and 705,057.90 is: 1,055,844.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,976.30 : 1,590,340.05 = 705,057.90 : x
  2. Step 2: Convert to fraction form
    1,061,976.30/1,590,340.05 = 705,057.90/x
  3. Step 3: Cross multiply
    1,061,976.30x = 1,590,340.05 × 705,057.90
  4. Step 4: Simplify right side
    1,061,976.30x = 1,121,281,815,938.90
  5. Step 5: Solve for x
    x = 1,121,281,815,938.90/1,061,976.30
  6. Step 6: Final answer
    x = 1,055,844.48

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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.