Home / 2,687,998.20-3,709,435.84-1,480,774.20

Finding the Fourth Proportional to 2,687,998.20, 3,709,435.84 and 1,480,774.20

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Solution

The fourth proportional to 2,687,998.20, 3,709,435.84 and 1,480,774.20 is: 2,043,467.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,998.20 : 3,709,435.84 = 1,480,774.20 : x
  2. Step 2: Convert to fraction form
    2,687,998.20/3,709,435.84 = 1,480,774.20/x
  3. Step 3: Cross multiply
    2,687,998.20x = 3,709,435.84 × 1,480,774.20
  4. Step 4: Simplify right side
    2,687,998.20x = 5,492,836,888,427.33
  5. Step 5: Solve for x
    x = 5,492,836,888,427.33/2,687,998.20
  6. Step 6: Final answer
    x = 2,043,467.47

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1.5x scale

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.