Home / 1,450,132.80-2,172,574.80-1,240,180.80

Finding the Fourth Proportional to 1,450,132.80, 2,172,574.80 and 1,240,180.80

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Solution

The fourth proportional to 1,450,132.80, 2,172,574.80 and 1,240,180.80 is: 1,858,026.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,132.80 : 2,172,574.80 = 1,240,180.80 : x
  2. Step 2: Convert to fraction form
    1,450,132.80/2,172,574.80 = 1,240,180.80/x
  3. Step 3: Cross multiply
    1,450,132.80x = 2,172,574.80 × 1,240,180.80
  4. Step 4: Simplify right side
    1,450,132.80x = 2,694,385,553,523.84
  5. Step 5: Solve for x
    x = 2,694,385,553,523.84/1,450,132.80
  6. Step 6: Final answer
    x = 1,858,026.76

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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.