Home / 2,238,994.48-3,089,813.24-1,272,126.04

Finding the Fourth Proportional to 2,238,994.48, 3,089,813.24 and 1,272,126.04

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Solution

The fourth proportional to 2,238,994.48, 3,089,813.24 and 1,272,126.04 is: 1,755,534.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,994.48 : 3,089,813.24 = 1,272,126.04 : x
  2. Step 2: Convert to fraction form
    2,238,994.48/3,089,813.24 = 1,272,126.04/x
  3. Step 3: Cross multiply
    2,238,994.48x = 3,089,813.24 × 1,272,126.04
  4. Step 4: Simplify right side
    2,238,994.48x = 3,930,631,881,340.77
  5. Step 5: Solve for x
    x = 3,930,631,881,340.77/2,238,994.48
  6. Step 6: Final answer
    x = 1,755,534.42

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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.