Home / 1,781,344.80-2,672,017.20-1,600,941.60

Finding the Fourth Proportional to 1,781,344.80, 2,672,017.20 and 1,600,941.60

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Solution

The fourth proportional to 1,781,344.80, 2,672,017.20 and 1,600,941.60 is: 2,401,412.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,344.80 : 2,672,017.20 = 1,600,941.60 : x
  2. Step 2: Convert to fraction form
    1,781,344.80/2,672,017.20 = 1,600,941.60/x
  3. Step 3: Cross multiply
    1,781,344.80x = 2,672,017.20 × 1,600,941.60
  4. Step 4: Simplify right side
    1,781,344.80x = 4,277,743,491,395.52
  5. Step 5: Solve for x
    x = 4,277,743,491,395.52/1,781,344.80
  6. Step 6: Final answer
    x = 2,401,412.40

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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.