Home / 2,079,008.70-3,120,845.85-1,607,783.10

Finding the Fourth Proportional to 2,079,008.70, 3,120,845.85 and 1,607,783.10

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Solution

The fourth proportional to 2,079,008.70, 3,120,845.85 and 1,607,783.10 is: 2,413,478.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,008.70 : 3,120,845.85 = 1,607,783.10 : x
  2. Step 2: Convert to fraction form
    2,079,008.70/3,120,845.85 = 1,607,783.10/x
  3. Step 3: Cross multiply
    2,079,008.70x = 3,120,845.85 × 1,607,783.10
  4. Step 4: Simplify right side
    2,079,008.70x = 5,017,643,215,335.14
  5. Step 5: Solve for x
    x = 5,017,643,215,335.14/2,079,008.70
  6. Step 6: Final answer
    x = 2,413,478.70

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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.