Home / 2,934,560.32-4,049,641.92-1,645,396.72

Finding the Fourth Proportional to 2,934,560.32, 4,049,641.92 and 1,645,396.72

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Solution

The fourth proportional to 2,934,560.32, 4,049,641.92 and 1,645,396.72 is: 2,270,618.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934,560.32 : 4,049,641.92 = 1,645,396.72 : x
  2. Step 2: Convert to fraction form
    2,934,560.32/4,049,641.92 = 1,645,396.72/x
  3. Step 3: Cross multiply
    2,934,560.32x = 4,049,641.92 × 1,645,396.72
  4. Step 4: Simplify right side
    2,934,560.32x = 6,663,267,532,342.50
  5. Step 5: Solve for x
    x = 6,663,267,532,342.50/2,934,560.32
  6. Step 6: Final answer
    x = 2,270,618.70

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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.