Home / 2,687,979.23-3,709,409.72-1,480,755.23

Finding the Fourth Proportional to 2,687,979.23, 3,709,409.72 and 1,480,755.23

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Solution

The fourth proportional to 2,687,979.23, 3,709,409.72 and 1,480,755.23 is: 2,043,441.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,979.23 : 3,709,409.72 = 1,480,755.23 : x
  2. Step 2: Convert to fraction form
    2,687,979.23/3,709,409.72 = 1,480,755.23/x
  3. Step 3: Cross multiply
    2,687,979.23x = 3,709,409.72 × 1,480,755.23
  4. Step 4: Simplify right side
    2,687,979.23x = 5,492,727,831,062.30
  5. Step 5: Solve for x
    x = 5,492,727,831,062.30/2,687,979.23
  6. Step 6: Final answer
    x = 2,043,441.32

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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.