Home / 5,341,618.43-7,371,423.12-2,894,295.71

Finding the Fourth Proportional to 5,341,618.43, 7,371,423.12 and 2,894,295.71

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Solution

The fourth proportional to 5,341,618.43, 7,371,423.12 and 2,894,295.71 is: 3,994,122.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,341,618.43 : 7,371,423.12 = 2,894,295.71 : x
  2. Step 2: Convert to fraction form
    5,341,618.43/7,371,423.12 = 2,894,295.71/x
  3. Step 3: Cross multiply
    5,341,618.43x = 7,371,423.12 × 2,894,295.71
  4. Step 4: Simplify right side
    5,341,618.43x = 21,335,078,312,810.82
  5. Step 5: Solve for x
    x = 21,335,078,312,810.82/5,341,618.43
  6. Step 6: Final answer
    x = 3,994,122.49

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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.