Home / 2,687,354.52-4,031,006.70-1,089,537.81

Finding the Fourth Proportional to 2,687,354.52, 4,031,006.70 and 1,089,537.81

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Solution

The fourth proportional to 2,687,354.52, 4,031,006.70 and 1,089,537.81 is: 1,634,296.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,354.52 : 4,031,006.70 = 1,089,537.81 : x
  2. Step 2: Convert to fraction form
    2,687,354.52/4,031,006.70 = 1,089,537.81/x
  3. Step 3: Cross multiply
    2,687,354.52x = 4,031,006.70 × 1,089,537.81
  4. Step 4: Simplify right side
    2,687,354.52x = 4,391,934,212,013.33
  5. Step 5: Solve for x
    x = 4,391,934,212,013.33/2,687,354.52
  6. Step 6: Final answer
    x = 1,634,296.55

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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.