Home / 1,325,048.58-1,988,562.14-984,278.90

Finding the Fourth Proportional to 1,325,048.58, 1,988,562.14 and 984,278.90

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Solution

The fourth proportional to 1,325,048.58, 1,988,562.14 and 984,278.90 is: 1,477,153.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,048.58 : 1,988,562.14 = 984,278.90 : x
  2. Step 2: Convert to fraction form
    1,325,048.58/1,988,562.14 = 984,278.90/x
  3. Step 3: Cross multiply
    1,325,048.58x = 1,988,562.14 × 984,278.90
  4. Step 4: Simplify right side
    1,325,048.58x = 1,957,299,755,740.85
  5. Step 5: Solve for x
    x = 1,957,299,755,740.85/1,325,048.58
  6. Step 6: Final answer
    x = 1,477,153.20

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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.