Home / 1,408,264.44-1,943,405.91-763,684.44

Finding the Fourth Proportional to 1,408,264.44, 1,943,405.91 and 763,684.44

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Solution

The fourth proportional to 1,408,264.44, 1,943,405.91 and 763,684.44 is: 1,053,885.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,264.44 : 1,943,405.91 = 763,684.44 : x
  2. Step 2: Convert to fraction form
    1,408,264.44/1,943,405.91 = 763,684.44/x
  3. Step 3: Cross multiply
    1,408,264.44x = 1,943,405.91 × 763,684.44
  4. Step 4: Simplify right side
    1,408,264.44x = 1,484,148,854,071.04
  5. Step 5: Solve for x
    x = 1,484,148,854,071.04/1,408,264.44
  6. Step 6: Final answer
    x = 1,053,885.06

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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.