Home / 1,426,181.06-2,134,449.24-1,387,799.21

Finding the Fourth Proportional to 1,426,181.06, 2,134,449.24 and 1,387,799.21

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Solution

The fourth proportional to 1,426,181.06, 2,134,449.24 and 1,387,799.21 is: 2,077,006.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,181.06 : 2,134,449.24 = 1,387,799.21 : x
  2. Step 2: Convert to fraction form
    1,426,181.06/2,134,449.24 = 1,387,799.21/x
  3. Step 3: Cross multiply
    1,426,181.06x = 2,134,449.24 × 1,387,799.21
  4. Step 4: Simplify right side
    1,426,181.06x = 2,962,186,958,384.85
  5. Step 5: Solve for x
    x = 2,962,186,958,384.85/1,426,181.06
  6. Step 6: Final answer
    x = 2,077,006.25

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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.