Home / 2,687,983.45-3,709,415.55-1,480,759.45

Finding the Fourth Proportional to 2,687,983.45, 3,709,415.55 and 1,480,759.45

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Solution

The fourth proportional to 2,687,983.45, 3,709,415.55 and 1,480,759.45 is: 2,043,447.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,983.45 : 3,709,415.55 = 1,480,759.45 : x
  2. Step 2: Convert to fraction form
    2,687,983.45/3,709,415.55 = 1,480,759.45/x
  3. Step 3: Cross multiply
    2,687,983.45x = 3,709,415.55 × 1,480,759.45
  4. Step 4: Simplify right side
    2,687,983.45x = 5,492,752,125,918.76
  5. Step 5: Solve for x
    x = 5,492,752,125,918.76/2,687,983.45
  6. Step 6: Final answer
    x = 2,043,447.15

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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.