Home / 5,255,325.60-7,252,359.96-2,840,877.60

Finding the Fourth Proportional to 5,255,325.60, 7,252,359.96 and 2,840,877.60

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Solution

The fourth proportional to 5,255,325.60, 7,252,359.96 and 2,840,877.60 is: 3,920,416.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255,325.60 : 7,252,359.96 = 2,840,877.60 : x
  2. Step 2: Convert to fraction form
    5,255,325.60/7,252,359.96 = 2,840,877.60/x
  3. Step 3: Cross multiply
    5,255,325.60x = 7,252,359.96 × 2,840,877.60
  4. Step 4: Simplify right side
    5,255,325.60x = 20,603,066,957,500.90
  5. Step 5: Solve for x
    x = 20,603,066,957,500.90/5,255,325.60
  6. Step 6: Final answer
    x = 3,920,416.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.