Home / 4,893,698.80-7,340,548.20-1,699,147.90

Finding the Fourth Proportional to 4,893,698.80, 7,340,548.20 and 1,699,147.90

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Solution

The fourth proportional to 4,893,698.80, 7,340,548.20 and 1,699,147.90 is: 2,548,721.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,893,698.80 : 7,340,548.20 = 1,699,147.90 : x
  2. Step 2: Convert to fraction form
    4,893,698.80/7,340,548.20 = 1,699,147.90/x
  3. Step 3: Cross multiply
    4,893,698.80x = 7,340,548.20 × 1,699,147.90
  4. Step 4: Simplify right side
    4,893,698.80x = 12,472,677,058,878.78
  5. Step 5: Solve for x
    x = 12,472,677,058,878.78/4,893,698.80
  6. Step 6: Final answer
    x = 2,548,721.85

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Similar ratio
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1.5x scale

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.