Home / 1,195,784.40-1,791,998.07-654,649.53

Finding the Fourth Proportional to 1,195,784.40, 1,791,998.07 and 654,649.53

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Solution

The fourth proportional to 1,195,784.40, 1,791,998.07 and 654,649.53 is: 981,055.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,784.40 : 1,791,998.07 = 654,649.53 : x
  2. Step 2: Convert to fraction form
    1,195,784.40/1,791,998.07 = 654,649.53/x
  3. Step 3: Cross multiply
    1,195,784.40x = 1,791,998.07 × 654,649.53
  4. Step 4: Simplify right side
    1,195,784.40x = 1,173,130,694,286.41
  5. Step 5: Solve for x
    x = 1,173,130,694,286.41/1,195,784.40
  6. Step 6: Final answer
    x = 981,055.36

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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.