Home / 4,139,122.60-5,712,672.18-2,419,913.80

Finding the Fourth Proportional to 4,139,122.60, 5,712,672.18 and 2,419,913.80

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Solution

The fourth proportional to 4,139,122.60, 5,712,672.18 and 2,419,913.80 is: 3,339,880.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,139,122.60 : 5,712,672.18 = 2,419,913.80 : x
  2. Step 2: Convert to fraction form
    4,139,122.60/5,712,672.18 = 2,419,913.80/x
  3. Step 3: Cross multiply
    4,139,122.60x = 5,712,672.18 × 2,419,913.80
  4. Step 4: Simplify right side
    4,139,122.60x = 13,824,174,243,258.08
  5. Step 5: Solve for x
    x = 13,824,174,243,258.08/4,139,122.60
  6. Step 6: Final answer
    x = 3,339,880.35

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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.