Home / 1,448,604.54-2,175,039.85-810,159.15

Finding the Fourth Proportional to 1,448,604.54, 2,175,039.85 and 810,159.15

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Solution

The fourth proportional to 1,448,604.54, 2,175,039.85 and 810,159.15 is: 1,216,431.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,604.54 : 2,175,039.85 = 810,159.15 : x
  2. Step 2: Convert to fraction form
    1,448,604.54/2,175,039.85 = 810,159.15/x
  3. Step 3: Cross multiply
    1,448,604.54x = 2,175,039.85 × 810,159.15
  4. Step 4: Simplify right side
    1,448,604.54x = 1,762,128,425,216.93
  5. Step 5: Solve for x
    x = 1,762,128,425,216.93/1,448,604.54
  6. Step 6: Final answer
    x = 1,216,431.66

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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.