Home / 1,331,641.27-1,836,429.73-847,701.91

Finding the Fourth Proportional to 1,331,641.27, 1,836,429.73 and 847,701.91

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Solution

The fourth proportional to 1,331,641.27, 1,836,429.73 and 847,701.91 is: 1,169,042.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,641.27 : 1,836,429.73 = 847,701.91 : x
  2. Step 2: Convert to fraction form
    1,331,641.27/1,836,429.73 = 847,701.91/x
  3. Step 3: Cross multiply
    1,331,641.27x = 1,836,429.73 × 847,701.91
  4. Step 4: Simplify right side
    1,331,641.27x = 1,556,744,989,701.78
  5. Step 5: Solve for x
    x = 1,556,744,989,701.78/1,331,641.27
  6. Step 6: Final answer
    x = 1,169,042.31

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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.