Home / 2,961,354.80-4,435,811.40-1,630,103.60

Finding the Fourth Proportional to 2,961,354.80, 4,435,811.40 and 1,630,103.60

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Solution

The fourth proportional to 2,961,354.80, 4,435,811.40 and 1,630,103.60 is: 2,441,731.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961,354.80 : 4,435,811.40 = 1,630,103.60 : x
  2. Step 2: Convert to fraction form
    2,961,354.80/4,435,811.40 = 1,630,103.60/x
  3. Step 3: Cross multiply
    2,961,354.80x = 4,435,811.40 × 1,630,103.60
  4. Step 4: Simplify right side
    2,961,354.80x = 7,230,832,132,061.04
  5. Step 5: Solve for x
    x = 7,230,832,132,061.04/2,961,354.80
  6. Step 6: Final answer
    x = 2,441,731.11

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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.