Home / 1,296,049.80-1,944,074.70-1,154,332.20

Finding the Fourth Proportional to 1,296,049.80, 1,944,074.70 and 1,154,332.20

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Solution

The fourth proportional to 1,296,049.80, 1,944,074.70 and 1,154,332.20 is: 1,731,498.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,049.80 : 1,944,074.70 = 1,154,332.20 : x
  2. Step 2: Convert to fraction form
    1,296,049.80/1,944,074.70 = 1,154,332.20/x
  3. Step 3: Cross multiply
    1,296,049.80x = 1,944,074.70 × 1,154,332.20
  4. Step 4: Simplify right side
    1,296,049.80x = 2,244,108,025,415.34
  5. Step 5: Solve for x
    x = 2,244,108,025,415.34/1,296,049.80
  6. Step 6: Final answer
    x = 1,731,498.30

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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.