Home / 2,687,338.18-4,030,982.25-1,089,521.47

Finding the Fourth Proportional to 2,687,338.18, 4,030,982.25 and 1,089,521.47

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Solution

The fourth proportional to 2,687,338.18, 4,030,982.25 and 1,089,521.47 is: 1,634,272.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,338.18 : 4,030,982.25 = 1,089,521.47 : x
  2. Step 2: Convert to fraction form
    2,687,338.18/4,030,982.25 = 1,089,521.47/x
  3. Step 3: Cross multiply
    2,687,338.18x = 4,030,982.25 × 1,089,521.47
  4. Step 4: Simplify right side
    2,687,338.18x = 4,391,841,706,563.91
  5. Step 5: Solve for x
    x = 4,391,841,706,563.91/2,687,338.18
  6. Step 6: Final answer
    x = 1,634,272.06

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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.