Home / 1,006,214.22-1,509,321.32-689,711.58

Finding the Fourth Proportional to 1,006,214.22, 1,509,321.32 and 689,711.58

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Solution

The fourth proportional to 1,006,214.22, 1,509,321.32 and 689,711.58 is: 1,034,567.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,214.22 : 1,509,321.32 = 689,711.58 : x
  2. Step 2: Convert to fraction form
    1,006,214.22/1,509,321.32 = 689,711.58/x
  3. Step 3: Cross multiply
    1,006,214.22x = 1,509,321.32 × 689,711.58
  4. Step 4: Simplify right side
    1,006,214.22x = 1,040,996,392,344.89
  5. Step 5: Solve for x
    x = 1,040,996,392,344.89/1,006,214.22
  6. Step 6: Final answer
    x = 1,034,567.36

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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.