Home / 2,719,910.40-4,079,865.60-1,922,748.90

Finding the Fourth Proportional to 2,719,910.40, 4,079,865.60 and 1,922,748.90

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Solution

The fourth proportional to 2,719,910.40, 4,079,865.60 and 1,922,748.90 is: 2,884,123.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719,910.40 : 4,079,865.60 = 1,922,748.90 : x
  2. Step 2: Convert to fraction form
    2,719,910.40/4,079,865.60 = 1,922,748.90/x
  3. Step 3: Cross multiply
    2,719,910.40x = 4,079,865.60 × 1,922,748.90
  4. Step 4: Simplify right side
    2,719,910.40x = 7,844,557,094,547.84
  5. Step 5: Solve for x
    x = 7,844,557,094,547.84/2,719,910.40
  6. Step 6: Final answer
    x = 2,884,123.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.