Home / 3,439,954.40-4,747,140.10-1,891,242.42

Finding the Fourth Proportional to 3,439,954.40, 4,747,140.10 and 1,891,242.42

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Solution

The fourth proportional to 3,439,954.40, 4,747,140.10 and 1,891,242.42 is: 2,609,916.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439,954.40 : 4,747,140.10 = 1,891,242.42 : x
  2. Step 2: Convert to fraction form
    3,439,954.40/4,747,140.10 = 1,891,242.42/x
  3. Step 3: Cross multiply
    3,439,954.40x = 4,747,140.10 × 1,891,242.42
  4. Step 4: Simplify right side
    3,439,954.40x = 8,977,992,730,803.04
  5. Step 5: Solve for x
    x = 8,977,992,730,803.04/3,439,954.40
  6. Step 6: Final answer
    x = 2,609,916.20

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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.