Home / 1,540,394.57-2,125,580.86-851,957.04

Finding the Fourth Proportional to 1,540,394.57, 2,125,580.86 and 851,957.04

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Solution

The fourth proportional to 1,540,394.57, 2,125,580.86 and 851,957.04 is: 1,175,610.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,394.57 : 2,125,580.86 = 851,957.04 : x
  2. Step 2: Convert to fraction form
    1,540,394.57/2,125,580.86 = 851,957.04/x
  3. Step 3: Cross multiply
    1,540,394.57x = 2,125,580.86 × 851,957.04
  4. Step 4: Simplify right side
    1,540,394.57x = 1,810,903,562,878.57
  5. Step 5: Solve for x
    x = 1,810,903,562,878.57/1,540,394.57
  6. Step 6: Final answer
    x = 1,175,610.20

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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.