Home / 3,862,811.20-5,794,216.80-2,425,806.40

Finding the Fourth Proportional to 3,862,811.20, 5,794,216.80 and 2,425,806.40

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Solution

The fourth proportional to 3,862,811.20, 5,794,216.80 and 2,425,806.40 is: 3,638,709.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862,811.20 : 5,794,216.80 = 2,425,806.40 : x
  2. Step 2: Convert to fraction form
    3,862,811.20/5,794,216.80 = 2,425,806.40/x
  3. Step 3: Cross multiply
    3,862,811.20x = 5,794,216.80 × 2,425,806.40
  4. Step 4: Simplify right side
    3,862,811.20x = 14,055,648,196,427.52
  5. Step 5: Solve for x
    x = 14,055,648,196,427.52/3,862,811.20
  6. Step 6: Final answer
    x = 3,638,709.60

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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.