Home / 4,766,715.60-7,140,742.20-2,867,816.40

Finding the Fourth Proportional to 4,766,715.60, 7,140,742.20 and 2,867,816.40

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Solution

The fourth proportional to 4,766,715.60, 7,140,742.20 and 2,867,816.40 is: 4,296,110.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,766,715.60 : 7,140,742.20 = 2,867,816.40 : x
  2. Step 2: Convert to fraction form
    4,766,715.60/7,140,742.20 = 2,867,816.40/x
  3. Step 3: Cross multiply
    4,766,715.60x = 7,140,742.20 × 2,867,816.40
  4. Step 4: Simplify right side
    4,766,715.60x = 20,478,337,589,332.08
  5. Step 5: Solve for x
    x = 20,478,337,589,332.08/4,766,715.60
  6. Step 6: Final answer
    x = 4,296,110.64

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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.