Home / 1,089,177.68-1,502,999.88-605,717.84

Finding the Fourth Proportional to 1,089,177.68, 1,502,999.88 and 605,717.84

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Solution

The fourth proportional to 1,089,177.68, 1,502,999.88 and 605,717.84 is: 835,854.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,177.68 : 1,502,999.88 = 605,717.84 : x
  2. Step 2: Convert to fraction form
    1,089,177.68/1,502,999.88 = 605,717.84/x
  3. Step 3: Cross multiply
    1,089,177.68x = 1,502,999.88 × 605,717.84
  4. Step 4: Simplify right side
    1,089,177.68x = 910,393,840,833.86
  5. Step 5: Solve for x
    x = 910,393,840,833.86/1,089,177.68
  6. Step 6: Final answer
    x = 835,854.29

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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.