Home / 2,191,037.60-3,286,812.40-695,280.80

Finding the Fourth Proportional to 2,191,037.60, 3,286,812.40 and 695,280.80

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Solution

The fourth proportional to 2,191,037.60, 3,286,812.40 and 695,280.80 is: 1,043,002.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,037.60 : 3,286,812.40 = 695,280.80 : x
  2. Step 2: Convert to fraction form
    2,191,037.60/3,286,812.40 = 695,280.80/x
  3. Step 3: Cross multiply
    2,191,037.60x = 3,286,812.40 × 695,280.80
  4. Step 4: Simplify right side
    2,191,037.60x = 2,285,257,554,921.92
  5. Step 5: Solve for x
    x = 2,285,257,554,921.92/2,191,037.60
  6. Step 6: Final answer
    x = 1,043,002.44

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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.