Home / 1,750,390.80-2,625,586.20-1,120,016.40

Finding the Fourth Proportional to 1,750,390.80, 2,625,586.20 and 1,120,016.40

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Solution

The fourth proportional to 1,750,390.80, 2,625,586.20 and 1,120,016.40 is: 1,680,024.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750,390.80 : 2,625,586.20 = 1,120,016.40 : x
  2. Step 2: Convert to fraction form
    1,750,390.80/2,625,586.20 = 1,120,016.40/x
  3. Step 3: Cross multiply
    1,750,390.80x = 2,625,586.20 × 1,120,016.40
  4. Step 4: Simplify right side
    1,750,390.80x = 2,940,699,603,613.68
  5. Step 5: Solve for x
    x = 2,940,699,603,613.68/1,750,390.80
  6. Step 6: Final answer
    x = 1,680,024.60

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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.