Home / 1,170,074.90-1,755,112.35-1,025,441.30

Finding the Fourth Proportional to 1,170,074.90, 1,755,112.35 and 1,025,441.30

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Solution

The fourth proportional to 1,170,074.90, 1,755,112.35 and 1,025,441.30 is: 1,538,161.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,074.90 : 1,755,112.35 = 1,025,441.30 : x
  2. Step 2: Convert to fraction form
    1,170,074.90/1,755,112.35 = 1,025,441.30/x
  3. Step 3: Cross multiply
    1,170,074.90x = 1,755,112.35 × 1,025,441.30
  4. Step 4: Simplify right side
    1,170,074.90x = 1,799,764,689,830.06
  5. Step 5: Solve for x
    x = 1,799,764,689,830.06/1,170,074.90
  6. Step 6: Final answer
    x = 1,538,161.95

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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.