Home / 2,948,302.80-4,068,649.71-1,659,143.25

Finding the Fourth Proportional to 2,948,302.80, 4,068,649.71 and 1,659,143.25

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Solution

The fourth proportional to 2,948,302.80, 4,068,649.71 and 1,659,143.25 is: 2,289,613.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948,302.80 : 4,068,649.71 = 1,659,143.25 : x
  2. Step 2: Convert to fraction form
    2,948,302.80/4,068,649.71 = 1,659,143.25/x
  3. Step 3: Cross multiply
    2,948,302.80x = 4,068,649.71 × 1,659,143.25
  4. Step 4: Simplify right side
    2,948,302.80x = 6,750,472,702,960.96
  5. Step 5: Solve for x
    x = 6,750,472,702,960.96/2,948,302.80
  6. Step 6: Final answer
    x = 2,289,613.10

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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.