Home / 2,000,416.40-2,998,000.20-801,357.20

Finding the Fourth Proportional to 2,000,416.40, 2,998,000.20 and 801,357.20

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Solution

The fourth proportional to 2,000,416.40, 2,998,000.20 and 801,357.20 is: 1,200,984.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,000,416.40 : 2,998,000.20 = 801,357.20 : x
  2. Step 2: Convert to fraction form
    2,000,416.40/2,998,000.20 = 801,357.20/x
  3. Step 3: Cross multiply
    2,000,416.40x = 2,998,000.20 × 801,357.20
  4. Step 4: Simplify right side
    2,000,416.40x = 2,402,469,045,871.44
  5. Step 5: Solve for x
    x = 2,402,469,045,871.44/2,000,416.40
  6. Step 6: Final answer
    x = 1,200,984.48

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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.