Home / 1,328,825.20-1,993,237.80-1,063,104.70

Finding the Fourth Proportional to 1,328,825.20, 1,993,237.80 and 1,063,104.70

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Solution

The fourth proportional to 1,328,825.20, 1,993,237.80 and 1,063,104.70 is: 1,594,657.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,825.20 : 1,993,237.80 = 1,063,104.70 : x
  2. Step 2: Convert to fraction form
    1,328,825.20/1,993,237.80 = 1,063,104.70/x
  3. Step 3: Cross multiply
    1,328,825.20x = 1,993,237.80 × 1,063,104.70
  4. Step 4: Simplify right side
    1,328,825.20x = 2,119,020,473,397.66
  5. Step 5: Solve for x
    x = 2,119,020,473,397.66/1,328,825.20
  6. Step 6: Final answer
    x = 1,594,657.05

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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.