Home / 2,659,337.20-3,989,005.80-2,365,404.40

Finding the Fourth Proportional to 2,659,337.20, 3,989,005.80 and 2,365,404.40

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Solution

The fourth proportional to 2,659,337.20, 3,989,005.80 and 2,365,404.40 is: 3,548,106.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659,337.20 : 3,989,005.80 = 2,365,404.40 : x
  2. Step 2: Convert to fraction form
    2,659,337.20/3,989,005.80 = 2,365,404.40/x
  3. Step 3: Cross multiply
    2,659,337.20x = 3,989,005.80 × 2,365,404.40
  4. Step 4: Simplify right side
    2,659,337.20x = 9,435,611,870,945.52
  5. Step 5: Solve for x
    x = 9,435,611,870,945.52/2,659,337.20
  6. Step 6: Final answer
    x = 3,548,106.60

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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.