Home / 1,471,405.14-2,206,757.79-406,423.62

Finding the Fourth Proportional to 1,471,405.14, 2,206,757.79 and 406,423.62

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Solution

The fourth proportional to 1,471,405.14, 2,206,757.79 and 406,423.62 is: 609,538.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,405.14 : 2,206,757.79 = 406,423.62 : x
  2. Step 2: Convert to fraction form
    1,471,405.14/2,206,757.79 = 406,423.62/x
  3. Step 3: Cross multiply
    1,471,405.14x = 2,206,757.79 × 406,423.62
  4. Step 4: Simplify right side
    1,471,405.14x = 896,878,489,475.00
  5. Step 5: Solve for x
    x = 896,878,489,475.00/1,471,405.14
  6. Step 6: Final answer
    x = 609,538.78

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1.5x scale

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.