Home / 1,891,963.05-2,838,830.32-826,866.71

Finding the Fourth Proportional to 1,891,963.05, 2,838,830.32 and 826,866.71

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Solution

The fourth proportional to 1,891,963.05, 2,838,830.32 and 826,866.71 is: 1,240,687.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,963.05 : 2,838,830.32 = 826,866.71 : x
  2. Step 2: Convert to fraction form
    1,891,963.05/2,838,830.32 = 826,866.71/x
  3. Step 3: Cross multiply
    1,891,963.05x = 2,838,830.32 × 826,866.71
  4. Step 4: Simplify right side
    1,891,963.05x = 2,347,334,300,064.27
  5. Step 5: Solve for x
    x = 2,347,334,300,064.27/1,891,963.05
  6. Step 6: Final answer
    x = 1,240,687.18

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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.