Home / 2,157,762.60-3,236,280.98-791,253.72

Finding the Fourth Proportional to 2,157,762.60, 3,236,280.98 and 791,253.72

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Solution

The fourth proportional to 2,157,762.60, 3,236,280.98 and 791,253.72 is: 1,186,747.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,762.60 : 3,236,280.98 = 791,253.72 : x
  2. Step 2: Convert to fraction form
    2,157,762.60/3,236,280.98 = 791,253.72/x
  3. Step 3: Cross multiply
    2,157,762.60x = 3,236,280.98 × 791,253.72
  4. Step 4: Simplify right side
    2,157,762.60x = 2,560,719,360,433.98
  5. Step 5: Solve for x
    x = 2,560,719,360,433.98/2,157,762.60
  6. Step 6: Final answer
    x = 1,186,747.50

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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.