Home / 4,001,823.78-5,522,530.03-2,166,281.57

Finding the Fourth Proportional to 4,001,823.78, 5,522,530.03 and 2,166,281.57

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Solution

The fourth proportional to 4,001,823.78, 5,522,530.03 and 2,166,281.57 is: 2,989,475.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001,823.78 : 5,522,530.03 = 2,166,281.57 : x
  2. Step 2: Convert to fraction form
    4,001,823.78/5,522,530.03 = 2,166,281.57/x
  3. Step 3: Cross multiply
    4,001,823.78x = 5,522,530.03 × 2,166,281.57
  4. Step 4: Simplify right side
    4,001,823.78x = 11,963,355,023,760.55
  5. Step 5: Solve for x
    x = 11,963,355,023,760.55/4,001,823.78
  6. Step 6: Final answer
    x = 2,989,475.72

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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.