Home / 1,613,335.76-2,226,156.56-934,141.04

Finding the Fourth Proportional to 1,613,335.76, 2,226,156.56 and 934,141.04

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Solution

The fourth proportional to 1,613,335.76, 2,226,156.56 and 934,141.04 is: 1,288,971.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,335.76 : 2,226,156.56 = 934,141.04 : x
  2. Step 2: Convert to fraction form
    1,613,335.76/2,226,156.56 = 934,141.04/x
  3. Step 3: Cross multiply
    1,613,335.76x = 2,226,156.56 × 934,141.04
  4. Step 4: Simplify right side
    1,613,335.76x = 2,079,544,204,161.22
  5. Step 5: Solve for x
    x = 2,079,544,204,161.22/1,613,335.76
  6. Step 6: Final answer
    x = 1,288,971.74

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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.