Home / 1,458,351.20-2,187,235.20-700,191.20

Finding the Fourth Proportional to 1,458,351.20, 2,187,235.20 and 700,191.20

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Solution

The fourth proportional to 1,458,351.20, 2,187,235.20 and 700,191.20 is: 1,050,146.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,351.20 : 2,187,235.20 = 700,191.20 : x
  2. Step 2: Convert to fraction form
    1,458,351.20/2,187,235.20 = 700,191.20/x
  3. Step 3: Cross multiply
    1,458,351.20x = 2,187,235.20 × 700,191.20
  4. Step 4: Simplify right side
    1,458,351.20x = 1,531,482,839,370.24
  5. Step 5: Solve for x
    x = 1,531,482,839,370.24/1,458,351.20
  6. Step 6: Final answer
    x = 1,050,146.80

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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.