Home / 4,152,179.80-6,223,604.10-2,129,642.20

Finding the Fourth Proportional to 4,152,179.80, 6,223,604.10 and 2,129,642.20

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Solution

The fourth proportional to 4,152,179.80, 6,223,604.10 and 2,129,642.20 is: 3,192,070.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152,179.80 : 6,223,604.10 = 2,129,642.20 : x
  2. Step 2: Convert to fraction form
    4,152,179.80/6,223,604.10 = 2,129,642.20/x
  3. Step 3: Cross multiply
    4,152,179.80x = 6,223,604.10 × 2,129,642.20
  4. Step 4: Simplify right side
    4,152,179.80x = 13,254,049,927,453.02
  5. Step 5: Solve for x
    x = 13,254,049,927,453.02/4,152,179.80
  6. Step 6: Final answer
    x = 3,192,070.33

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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.