Home / 4,428,002.60-6,642,003.90-2,916,348.20

Finding the Fourth Proportional to 4,428,002.60, 6,642,003.90 and 2,916,348.20

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Solution

The fourth proportional to 4,428,002.60, 6,642,003.90 and 2,916,348.20 is: 4,374,522.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428,002.60 : 6,642,003.90 = 2,916,348.20 : x
  2. Step 2: Convert to fraction form
    4,428,002.60/6,642,003.90 = 2,916,348.20/x
  3. Step 3: Cross multiply
    4,428,002.60x = 6,642,003.90 × 2,916,348.20
  4. Step 4: Simplify right side
    4,428,002.60x = 19,370,396,118,157.98
  5. Step 5: Solve for x
    x = 19,370,396,118,157.98/4,428,002.60
  6. Step 6: Final answer
    x = 4,374,522.30

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Double scale
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Similar ratio
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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.