Home / 2,667,390.60-3,989,276.10-2,242,237.80

Finding the Fourth Proportional to 2,667,390.60, 3,989,276.10 and 2,242,237.80

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Solution

The fourth proportional to 2,667,390.60, 3,989,276.10 and 2,242,237.80 is: 3,353,429.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667,390.60 : 3,989,276.10 = 2,242,237.80 : x
  2. Step 2: Convert to fraction form
    2,667,390.60/3,989,276.10 = 2,242,237.80/x
  3. Step 3: Cross multiply
    2,667,390.60x = 3,989,276.10 × 2,242,237.80
  4. Step 4: Simplify right side
    2,667,390.60x = 8,944,905,666,056.58
  5. Step 5: Solve for x
    x = 8,944,905,666,056.58/2,667,390.60
  6. Step 6: Final answer
    x = 3,353,429.25

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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.