Home / 1,153,012.93-1,591,160.54-636,757.41

Finding the Fourth Proportional to 1,153,012.93, 1,591,160.54 and 636,757.41

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Solution

The fourth proportional to 1,153,012.93, 1,591,160.54 and 636,757.41 is: 878,726.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,012.93 : 1,591,160.54 = 636,757.41 : x
  2. Step 2: Convert to fraction form
    1,153,012.93/1,591,160.54 = 636,757.41/x
  3. Step 3: Cross multiply
    1,153,012.93x = 1,591,160.54 × 636,757.41
  4. Step 4: Simplify right side
    1,153,012.93x = 1,013,183,264,344.60
  5. Step 5: Solve for x
    x = 1,013,183,264,344.60/1,153,012.93
  6. Step 6: Final answer
    x = 878,726.72

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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.