Home / 2,862,265.24-3,948,281.31-1,787,311

Finding the Fourth Proportional to 2,862,265.24, 3,948,281.31 and 1,787,311

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Solution

The fourth proportional to 2,862,265.24, 3,948,281.31 and 1,787,311 is: 2,465,462.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,862,265.24 : 3,948,281.31 = 1,787,311 : x
  2. Step 2: Convert to fraction form
    2,862,265.24/3,948,281.31 = 1,787,311/x
  3. Step 3: Cross multiply
    2,862,265.24x = 3,948,281.31 × 1,787,311
  4. Step 4: Simplify right side
    2,862,265.24x = 7,056,806,616,457.41
  5. Step 5: Solve for x
    x = 7,056,806,616,457.41/2,862,265.24
  6. Step 6: Final answer
    x = 2,465,462.15

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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.