Home / 3,490,214.40-5,235,321.60-2,860,358.40

Finding the Fourth Proportional to 3,490,214.40, 5,235,321.60 and 2,860,358.40

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Solution

The fourth proportional to 3,490,214.40, 5,235,321.60 and 2,860,358.40 is: 4,290,537.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,490,214.40 : 5,235,321.60 = 2,860,358.40 : x
  2. Step 2: Convert to fraction form
    3,490,214.40/5,235,321.60 = 2,860,358.40/x
  3. Step 3: Cross multiply
    3,490,214.40x = 5,235,321.60 × 2,860,358.40
  4. Step 4: Simplify right side
    3,490,214.40x = 14,974,896,115,261.44
  5. Step 5: Solve for x
    x = 14,974,896,115,261.44/3,490,214.40
  6. Step 6: Final answer
    x = 4,290,537.60

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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.