Home / 1,408,256.91-1,943,395.56-763,676.94

Finding the Fourth Proportional to 1,408,256.91, 1,943,395.56 and 763,676.94

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Solution

The fourth proportional to 1,408,256.91, 1,943,395.56 and 763,676.94 is: 1,053,874.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,256.91 : 1,943,395.56 = 763,676.94 : x
  2. Step 2: Convert to fraction form
    1,408,256.91/1,943,395.56 = 763,676.94/x
  3. Step 3: Cross multiply
    1,408,256.91x = 1,943,395.56 × 763,676.94
  4. Step 4: Simplify right side
    1,408,256.91x = 1,484,126,374,470.39
  5. Step 5: Solve for x
    x = 1,484,126,374,470.39/1,408,256.91
  6. Step 6: Final answer
    x = 1,053,874.73

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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.