Home / 2,380,465.70-3,571,026.60-863,781.20

Finding the Fourth Proportional to 2,380,465.70, 3,571,026.60 and 863,781.20

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Solution

The fourth proportional to 2,380,465.70, 3,571,026.60 and 863,781.20 is: 1,295,790.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380,465.70 : 3,571,026.60 = 863,781.20 : x
  2. Step 2: Convert to fraction form
    2,380,465.70/3,571,026.60 = 863,781.20/x
  3. Step 3: Cross multiply
    2,380,465.70x = 3,571,026.60 × 863,781.20
  4. Step 4: Simplify right side
    2,380,465.70x = 3,084,585,641,779.92
  5. Step 5: Solve for x
    x = 3,084,585,641,779.92/2,380,465.70
  6. Step 6: Final answer
    x = 1,295,790.84

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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.