Home / 2,651,053.76-3,972,873.79-1,434,003.08

Finding the Fourth Proportional to 2,651,053.76, 3,972,873.79 and 1,434,003.08

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Solution

The fourth proportional to 2,651,053.76, 3,972,873.79 and 1,434,003.08 is: 2,148,999.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,651,053.76 : 3,972,873.79 = 1,434,003.08 : x
  2. Step 2: Convert to fraction form
    2,651,053.76/3,972,873.79 = 1,434,003.08/x
  3. Step 3: Cross multiply
    2,651,053.76x = 3,972,873.79 × 1,434,003.08
  4. Step 4: Simplify right side
    2,651,053.76x = 5,697,113,257,658.45
  5. Step 5: Solve for x
    x = 5,697,113,257,658.45/2,651,053.76
  6. Step 6: Final answer
    x = 2,148,999.52

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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.