Home / 2,726,581.80-4,089,834.30-1,230,671.40

Finding the Fourth Proportional to 2,726,581.80, 4,089,834.30 and 1,230,671.40

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Solution

The fourth proportional to 2,726,581.80, 4,089,834.30 and 1,230,671.40 is: 1,845,989.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726,581.80 : 4,089,834.30 = 1,230,671.40 : x
  2. Step 2: Convert to fraction form
    2,726,581.80/4,089,834.30 = 1,230,671.40/x
  3. Step 3: Cross multiply
    2,726,581.80x = 4,089,834.30 × 1,230,671.40
  4. Step 4: Simplify right side
    2,726,581.80x = 5,033,242,103,749.02
  5. Step 5: Solve for x
    x = 5,033,242,103,749.02/2,726,581.80
  6. Step 6: Final answer
    x = 1,845,989.77

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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.