Home / 3,132,534.54-4,698,805.56-858,078.55

Finding the Fourth Proportional to 3,132,534.54, 4,698,805.56 and 858,078.55

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Solution

The fourth proportional to 3,132,534.54, 4,698,805.56 and 858,078.55 is: 1,287,118.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,534.54 : 4,698,805.56 = 858,078.55 : x
  2. Step 2: Convert to fraction form
    3,132,534.54/4,698,805.56 = 858,078.55/x
  3. Step 3: Cross multiply
    3,132,534.54x = 4,698,805.56 × 858,078.55
  4. Step 4: Simplify right side
    3,132,534.54x = 4,031,944,264,312.45
  5. Step 5: Solve for x
    x = 4,031,944,264,312.45/3,132,534.54
  6. Step 6: Final answer
    x = 1,287,118.85

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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.