Home / 1,768,846.32-2,441,073.78-1,005,029.28

Finding the Fourth Proportional to 1,768,846.32, 2,441,073.78 and 1,005,029.28

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Solution

The fourth proportional to 1,768,846.32, 2,441,073.78 and 1,005,029.28 is: 1,386,977.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,846.32 : 2,441,073.78 = 1,005,029.28 : x
  2. Step 2: Convert to fraction form
    1,768,846.32/2,441,073.78 = 1,005,029.28/x
  3. Step 3: Cross multiply
    1,768,846.32x = 2,441,073.78 × 1,005,029.28
  4. Step 4: Simplify right side
    1,768,846.32x = 2,453,350,623,540.28
  5. Step 5: Solve for x
    x = 2,453,350,623,540.28/1,768,846.32
  6. Step 6: Final answer
    x = 1,386,977.83

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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.