Home / 1,522,593.80-2,100,228.12-979,436.96

Finding the Fourth Proportional to 1,522,593.80, 2,100,228.12 and 979,436.96

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Solution

The fourth proportional to 1,522,593.80, 2,100,228.12 and 979,436.96 is: 1,351,011.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,593.80 : 2,100,228.12 = 979,436.96 : x
  2. Step 2: Convert to fraction form
    1,522,593.80/2,100,228.12 = 979,436.96/x
  3. Step 3: Cross multiply
    1,522,593.80x = 2,100,228.12 × 979,436.96
  4. Step 4: Simplify right side
    1,522,593.80x = 2,057,041,045,159.32
  5. Step 5: Solve for x
    x = 2,057,041,045,159.32/1,522,593.80
  6. Step 6: Final answer
    x = 1,351,011.05

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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.