Home / 2,906,798.76-4,361,176.16-1,287,343.04

Finding the Fourth Proportional to 2,906,798.76, 4,361,176.16 and 1,287,343.04

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Solution

The fourth proportional to 2,906,798.76, 4,361,176.16 and 1,287,343.04 is: 1,931,447.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,906,798.76 : 4,361,176.16 = 1,287,343.04 : x
  2. Step 2: Convert to fraction form
    2,906,798.76/4,361,176.16 = 1,287,343.04/x
  3. Step 3: Cross multiply
    2,906,798.76x = 4,361,176.16 × 1,287,343.04
  4. Step 4: Simplify right side
    2,906,798.76x = 5,614,329,747,547.33
  5. Step 5: Solve for x
    x = 5,614,329,747,547.33/2,906,798.76
  6. Step 6: Final answer
    x = 1,931,447.69

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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.