Home / 2,687,999.20-3,709,437.22-1,480,775.20

Finding the Fourth Proportional to 2,687,999.20, 3,709,437.22 and 1,480,775.20

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Solution

The fourth proportional to 2,687,999.20, 3,709,437.22 and 1,480,775.20 is: 2,043,468.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,999.20 : 3,709,437.22 = 1,480,775.20 : x
  2. Step 2: Convert to fraction form
    2,687,999.20/3,709,437.22 = 1,480,775.20/x
  3. Step 3: Cross multiply
    2,687,999.20x = 3,709,437.22 × 1,480,775.20
  4. Step 4: Simplify right side
    2,687,999.20x = 5,492,842,641,332.94
  5. Step 5: Solve for x
    x = 5,492,842,641,332.94/2,687,999.20
  6. Step 6: Final answer
    x = 2,043,468.85

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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.