Home / 2,984,103.60-4,475,680.20-989,559.60

Finding the Fourth Proportional to 2,984,103.60, 4,475,680.20 and 989,559.60

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Solution

The fourth proportional to 2,984,103.60, 4,475,680.20 and 989,559.60 is: 1,484,181.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984,103.60 : 4,475,680.20 = 989,559.60 : x
  2. Step 2: Convert to fraction form
    2,984,103.60/4,475,680.20 = 989,559.60/x
  3. Step 3: Cross multiply
    2,984,103.60x = 4,475,680.20 × 989,559.60
  4. Step 4: Simplify right side
    2,984,103.60x = 4,428,952,308,439.92
  5. Step 5: Solve for x
    x = 4,428,952,308,439.92/2,984,103.60
  6. Step 6: Final answer
    x = 1,484,181.82

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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.