Home / 1,766,941.20-2,650,411.80-1,207,069.20

Finding the Fourth Proportional to 1,766,941.20, 2,650,411.80 and 1,207,069.20

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Solution

The fourth proportional to 1,766,941.20, 2,650,411.80 and 1,207,069.20 is: 1,810,603.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,941.20 : 2,650,411.80 = 1,207,069.20 : x
  2. Step 2: Convert to fraction form
    1,766,941.20/2,650,411.80 = 1,207,069.20/x
  3. Step 3: Cross multiply
    1,766,941.20x = 2,650,411.80 × 1,207,069.20
  4. Step 4: Simplify right side
    1,766,941.20x = 3,199,230,451,096.56
  5. Step 5: Solve for x
    x = 3,199,230,451,096.56/1,766,941.20
  6. Step 6: Final answer
    x = 1,810,603.80

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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.