Home / 3,879,912.77-5,354,281.10-2,249,265.41

Finding the Fourth Proportional to 3,879,912.77, 5,354,281.10 and 2,249,265.41

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Solution

The fourth proportional to 3,879,912.77, 5,354,281.10 and 2,249,265.41 is: 3,103,987.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,879,912.77 : 5,354,281.10 = 2,249,265.41 : x
  2. Step 2: Convert to fraction form
    3,879,912.77/5,354,281.10 = 2,249,265.41/x
  3. Step 3: Cross multiply
    3,879,912.77x = 5,354,281.10 × 2,249,265.41
  4. Step 4: Simplify right side
    3,879,912.77x = 12,043,199,235,629.02
  5. Step 5: Solve for x
    x = 12,043,199,235,629.02/3,879,912.77
  6. Step 6: Final answer
    x = 3,103,987.12

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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.