Home / 1,408,257.16-1,943,395.38-763,677.16

Finding the Fourth Proportional to 1,408,257.16, 1,943,395.38 and 763,677.16

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Solution

The fourth proportional to 1,408,257.16, 1,943,395.38 and 763,677.16 is: 1,053,874.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,257.16 : 1,943,395.38 = 763,677.16 : x
  2. Step 2: Convert to fraction form
    1,408,257.16/1,943,395.38 = 763,677.16/x
  3. Step 3: Cross multiply
    1,408,257.16x = 1,943,395.38 × 763,677.16
  4. Step 4: Simplify right side
    1,408,257.16x = 1,484,126,664,555.52
  5. Step 5: Solve for x
    x = 1,484,126,664,555.52/1,408,257.16
  6. Step 6: Final answer
    x = 1,053,874.75

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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.