Home / 1,895,249.76-2,615,613.20-1,079,275.20

Finding the Fourth Proportional to 1,895,249.76, 2,615,613.20 and 1,079,275.20

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Solution

The fourth proportional to 1,895,249.76, 2,615,613.20 and 1,079,275.20 is: 1,489,495.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895,249.76 : 2,615,613.20 = 1,079,275.20 : x
  2. Step 2: Convert to fraction form
    1,895,249.76/2,615,613.20 = 1,079,275.20/x
  3. Step 3: Cross multiply
    1,895,249.76x = 2,615,613.20 × 1,079,275.20
  4. Step 4: Simplify right side
    1,895,249.76x = 2,822,966,459,552.64
  5. Step 5: Solve for x
    x = 2,822,966,459,552.64/1,895,249.76
  6. Step 6: Final answer
    x = 1,489,495.75

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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.