Home / 4,788,206.40-7,182,309.60-2,993,116.80

Finding the Fourth Proportional to 4,788,206.40, 7,182,309.60 and 2,993,116.80

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Solution

The fourth proportional to 4,788,206.40, 7,182,309.60 and 2,993,116.80 is: 4,489,675.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,788,206.40 : 7,182,309.60 = 2,993,116.80 : x
  2. Step 2: Convert to fraction form
    4,788,206.40/7,182,309.60 = 2,993,116.80/x
  3. Step 3: Cross multiply
    4,788,206.40x = 7,182,309.60 × 2,993,116.80
  4. Step 4: Simplify right side
    4,788,206.40x = 21,497,491,526,561.28
  5. Step 5: Solve for x
    x = 21,497,491,526,561.28/4,788,206.40
  6. Step 6: Final answer
    x = 4,489,675.20

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Double scale
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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.