Home / 1,116,649.48-1,540,836.42-754,860.52

Finding the Fourth Proportional to 1,116,649.48, 1,540,836.42 and 754,860.52

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Solution

The fourth proportional to 1,116,649.48, 1,540,836.42 and 754,860.52 is: 1,041,612.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,649.48 : 1,540,836.42 = 754,860.52 : x
  2. Step 2: Convert to fraction form
    1,116,649.48/1,540,836.42 = 754,860.52/x
  3. Step 3: Cross multiply
    1,116,649.48x = 1,540,836.42 × 754,860.52
  4. Step 4: Simplify right side
    1,116,649.48x = 1,163,116,581,236.14
  5. Step 5: Solve for x
    x = 1,163,116,581,236.14/1,116,649.48
  6. Step 6: Final answer
    x = 1,041,612.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.