Home / 2,877,346.20-4,310,333.10-1,867,170.90

Finding the Fourth Proportional to 2,877,346.20, 4,310,333.10 and 1,867,170.90

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Solution

The fourth proportional to 2,877,346.20, 4,310,333.10 and 1,867,170.90 is: 2,797,066.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,346.20 : 4,310,333.10 = 1,867,170.90 : x
  2. Step 2: Convert to fraction form
    2,877,346.20/4,310,333.10 = 1,867,170.90/x
  3. Step 3: Cross multiply
    2,877,346.20x = 4,310,333.10 × 1,867,170.90
  4. Step 4: Simplify right side
    2,877,346.20x = 8,048,128,533,626.79
  5. Step 5: Solve for x
    x = 8,048,128,533,626.79/2,877,346.20
  6. Step 6: Final answer
    x = 2,797,066.45

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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.