Home / 2,074,196.80-3,105,074.40-1,232,315.20

Finding the Fourth Proportional to 2,074,196.80, 3,105,074.40 and 1,232,315.20

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Solution

The fourth proportional to 2,074,196.80, 3,105,074.40 and 1,232,315.20 is: 1,844,776.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,074,196.80 : 3,105,074.40 = 1,232,315.20 : x
  2. Step 2: Convert to fraction form
    2,074,196.80/3,105,074.40 = 1,232,315.20/x
  3. Step 3: Cross multiply
    2,074,196.80x = 3,105,074.40 × 1,232,315.20
  4. Step 4: Simplify right side
    2,074,196.80x = 3,826,430,380,250.88
  5. Step 5: Solve for x
    x = 3,826,430,380,250.88/2,074,196.80
  6. Step 6: Final answer
    x = 1,844,776.92

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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.