Home / 838,854.30-1,157,739.72-607,033.92

Finding the Fourth Proportional to 838,854.30, 1,157,739.72 and 607,033.92

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Solution

The fourth proportional to 838,854.30, 1,157,739.72 and 607,033.92 is: 837,794.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,854.30 : 1,157,739.72 = 607,033.92 : x
  2. Step 2: Convert to fraction form
    838,854.30/1,157,739.72 = 607,033.92/x
  3. Step 3: Cross multiply
    838,854.30x = 1,157,739.72 × 607,033.92
  4. Step 4: Simplify right side
    838,854.30x = 702,787,280,571.30
  5. Step 5: Solve for x
    x = 702,787,280,571.30/838,854.30
  6. Step 6: Final answer
    x = 837,794.22

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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.