Home / 1,153,535.64-1,591,685.82-644,240.04

Finding the Fourth Proportional to 1,153,535.64, 1,591,685.82 and 644,240.04

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Solution

The fourth proportional to 1,153,535.64, 1,591,685.82 and 644,240.04 is: 888,943.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,535.64 : 1,591,685.82 = 644,240.04 : x
  2. Step 2: Convert to fraction form
    1,153,535.64/1,591,685.82 = 644,240.04/x
  3. Step 3: Cross multiply
    1,153,535.64x = 1,591,685.82 × 644,240.04
  4. Step 4: Simplify right side
    1,153,535.64x = 1,025,427,736,344.23
  5. Step 5: Solve for x
    x = 1,025,427,736,344.23/1,153,535.64
  6. Step 6: Final answer
    x = 888,943.26

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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.