Home / 1,366,490.45-2,049,542.95-751,186.20

Finding the Fourth Proportional to 1,366,490.45, 2,049,542.95 and 751,186.20

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Solution

The fourth proportional to 1,366,490.45, 2,049,542.95 and 751,186.20 is: 1,126,673.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,490.45 : 2,049,542.95 = 751,186.20 : x
  2. Step 2: Convert to fraction form
    1,366,490.45/2,049,542.95 = 751,186.20/x
  3. Step 3: Cross multiply
    1,366,490.45x = 2,049,542.95 × 751,186.20
  4. Step 4: Simplify right side
    1,366,490.45x = 1,539,588,387,563.58
  5. Step 5: Solve for x
    x = 1,539,588,387,563.58/1,366,490.45
  6. Step 6: Final answer
    x = 1,126,673.36

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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.