Home / 3,317,715.17-4,577,521.71-2,139,815.63

Finding the Fourth Proportional to 3,317,715.17, 4,577,521.71 and 2,139,815.63

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Solution

The fourth proportional to 3,317,715.17, 4,577,521.71 and 2,139,815.63 is: 2,952,348.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317,715.17 : 4,577,521.71 = 2,139,815.63 : x
  2. Step 2: Convert to fraction form
    3,317,715.17/4,577,521.71 = 2,139,815.63/x
  3. Step 3: Cross multiply
    3,317,715.17x = 4,577,521.71 × 2,139,815.63
  4. Step 4: Simplify right side
    3,317,715.17x = 9,795,052,478,834.72
  5. Step 5: Solve for x
    x = 9,795,052,478,834.72/3,317,715.17
  6. Step 6: Final answer
    x = 2,952,348.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.