Home / 1,787,575.71-2,677,773.46-826,684.45

Finding the Fourth Proportional to 1,787,575.71, 2,677,773.46 and 826,684.45

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Solution

The fourth proportional to 1,787,575.71, 2,677,773.46 and 826,684.45 is: 1,238,366.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,575.71 : 2,677,773.46 = 826,684.45 : x
  2. Step 2: Convert to fraction form
    1,787,575.71/2,677,773.46 = 826,684.45/x
  3. Step 3: Cross multiply
    1,787,575.71x = 2,677,773.46 × 826,684.45
  4. Step 4: Simplify right side
    1,787,575.71x = 2,213,673,680,004.70
  5. Step 5: Solve for x
    x = 2,213,673,680,004.70/1,787,575.71
  6. Step 6: Final answer
    x = 1,238,366.39

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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.