Home / 1,979,527.80-2,969,000.10-559,727.40

Finding the Fourth Proportional to 1,979,527.80, 2,969,000.10 and 559,727.40

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Solution

The fourth proportional to 1,979,527.80, 2,969,000.10 and 559,727.40 is: 839,508.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,527.80 : 2,969,000.10 = 559,727.40 : x
  2. Step 2: Convert to fraction form
    1,979,527.80/2,969,000.10 = 559,727.40/x
  3. Step 3: Cross multiply
    1,979,527.80x = 2,969,000.10 × 559,727.40
  4. Step 4: Simplify right side
    1,979,527.80x = 1,661,830,706,572.74
  5. Step 5: Solve for x
    x = 1,661,830,706,572.74/1,979,527.80
  6. Step 6: Final answer
    x = 839,508.65

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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.