Home / 2,687,350.77-4,031,001.09-1,089,534.06

Finding the Fourth Proportional to 2,687,350.77, 4,031,001.09 and 1,089,534.06

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Solution

The fourth proportional to 2,687,350.77, 4,031,001.09 and 1,089,534.06 is: 1,634,290.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,350.77 : 4,031,001.09 = 1,089,534.06 : x
  2. Step 2: Convert to fraction form
    2,687,350.77/4,031,001.09 = 1,089,534.06/x
  3. Step 3: Cross multiply
    2,687,350.77x = 4,031,001.09 × 1,089,534.06
  4. Step 4: Simplify right side
    2,687,350.77x = 4,391,912,983,452.13
  5. Step 5: Solve for x
    x = 4,391,912,983,452.13/2,687,350.77
  6. Step 6: Final answer
    x = 1,634,290.93

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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.