Home / 1,917,986.52-2,877,358.78-703,574.42

Finding the Fourth Proportional to 1,917,986.52, 2,877,358.78 and 703,574.42

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Solution

The fourth proportional to 1,917,986.52, 2,877,358.78 and 703,574.42 is: 1,055,500.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,986.52 : 2,877,358.78 = 703,574.42 : x
  2. Step 2: Convert to fraction form
    1,917,986.52/2,877,358.78 = 703,574.42/x
  3. Step 3: Cross multiply
    1,917,986.52x = 2,877,358.78 × 703,574.42
  4. Step 4: Simplify right side
    1,917,986.52x = 2,024,436,034,770.41
  5. Step 5: Solve for x
    x = 2,024,436,034,770.41/1,917,986.52
  6. Step 6: Final answer
    x = 1,055,500.66

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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.