Home / 2,817,915.01-3,888,724.12-1,528,755.06

Finding the Fourth Proportional to 2,817,915.01, 3,888,724.12 and 1,528,755.06

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Solution

The fourth proportional to 2,817,915.01, 3,888,724.12 and 1,528,755.06 is: 2,109,682.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817,915.01 : 3,888,724.12 = 1,528,755.06 : x
  2. Step 2: Convert to fraction form
    2,817,915.01/3,888,724.12 = 1,528,755.06/x
  3. Step 3: Cross multiply
    2,817,915.01x = 3,888,724.12 × 1,528,755.06
  4. Step 4: Simplify right side
    2,817,915.01x = 5,944,906,659,772.32
  5. Step 5: Solve for x
    x = 5,944,906,659,772.32/2,817,915.01
  6. Step 6: Final answer
    x = 2,109,682.74

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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.