Home / 2,238,834.79-3,089,593.16-1,271,966.77

Finding the Fourth Proportional to 2,238,834.79, 3,089,593.16 and 1,271,966.77

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Solution

The fourth proportional to 2,238,834.79, 3,089,593.16 and 1,271,966.77 is: 1,755,314.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,834.79 : 3,089,593.16 = 1,271,966.77 : x
  2. Step 2: Convert to fraction form
    2,238,834.79/3,089,593.16 = 1,271,966.77/x
  3. Step 3: Cross multiply
    2,238,834.79x = 3,089,593.16 × 1,271,966.77
  4. Step 4: Simplify right side
    2,238,834.79x = 3,929,859,832,339.29
  5. Step 5: Solve for x
    x = 3,929,859,832,339.29/2,238,834.79
  6. Step 6: Final answer
    x = 1,755,314.80

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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.