Home / 1,552,275-2,142,138.96-873,211.50

Finding the Fourth Proportional to 1,552,275, 2,142,138.96 and 873,211.50

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Solution

The fourth proportional to 1,552,275, 2,142,138.96 and 873,211.50 is: 1,205,031.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552,275 : 2,142,138.96 = 873,211.50 : x
  2. Step 2: Convert to fraction form
    1,552,275/2,142,138.96 = 873,211.50/x
  3. Step 3: Cross multiply
    1,552,275x = 2,142,138.96 × 873,211.50
  4. Step 4: Simplify right side
    1,552,275x = 1,870,540,374,470.04
  5. Step 5: Solve for x
    x = 1,870,540,374,470.04/1,552,275
  6. Step 6: Final answer
    x = 1,205,031.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.