Home / 2,182,703.80-3,274,638.90-1,947,674.20

Finding the Fourth Proportional to 2,182,703.80, 3,274,638.90 and 1,947,674.20

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Solution

The fourth proportional to 2,182,703.80, 3,274,638.90 and 1,947,674.20 is: 2,922,031.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182,703.80 : 3,274,638.90 = 1,947,674.20 : x
  2. Step 2: Convert to fraction form
    2,182,703.80/3,274,638.90 = 1,947,674.20/x
  3. Step 3: Cross multiply
    2,182,703.80x = 3,274,638.90 × 1,947,674.20
  4. Step 4: Simplify right side
    2,182,703.80x = 6,377,929,699,846.38
  5. Step 5: Solve for x
    x = 6,377,929,699,846.38/2,182,703.80
  6. Step 6: Final answer
    x = 2,922,031.70

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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.