Home / 1,610,531.71-2,222,576.16-885,397.69

Finding the Fourth Proportional to 1,610,531.71, 2,222,576.16 and 885,397.69

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Solution

The fourth proportional to 1,610,531.71, 2,222,576.16 and 885,397.69 is: 1,221,872.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,531.71 : 2,222,576.16 = 885,397.69 : x
  2. Step 2: Convert to fraction form
    1,610,531.71/2,222,576.16 = 885,397.69/x
  3. Step 3: Cross multiply
    1,610,531.71x = 2,222,576.16 × 885,397.69
  4. Step 4: Simplify right side
    1,610,531.71x = 1,967,863,789,849.42
  5. Step 5: Solve for x
    x = 1,967,863,789,849.42/1,610,531.71
  6. Step 6: Final answer
    x = 1,221,872.12

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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.