Home / 5,134,091.80-7,084,765.74-2,810,534.92

Finding the Fourth Proportional to 5,134,091.80, 7,084,765.74 and 2,810,534.92

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Solution

The fourth proportional to 5,134,091.80, 7,084,765.74 and 2,810,534.92 is: 3,878,384.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134,091.80 : 7,084,765.74 = 2,810,534.92 : x
  2. Step 2: Convert to fraction form
    5,134,091.80/7,084,765.74 = 2,810,534.92/x
  3. Step 3: Cross multiply
    5,134,091.80x = 7,084,765.74 × 2,810,534.92
  4. Step 4: Simplify right side
    5,134,091.80x = 19,911,981,512,289.64
  5. Step 5: Solve for x
    x = 19,911,981,512,289.64/5,134,091.80
  6. Step 6: Final answer
    x = 3,878,384.39

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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.