Home / 1,408,255.95-1,943,393.66-763,675.95

Finding the Fourth Proportional to 1,408,255.95, 1,943,393.66 and 763,675.95

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Solution

The fourth proportional to 1,408,255.95, 1,943,393.66 and 763,675.95 is: 1,053,873.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,255.95 : 1,943,393.66 = 763,675.95 : x
  2. Step 2: Convert to fraction form
    1,408,255.95/1,943,393.66 = 763,675.95/x
  3. Step 3: Cross multiply
    1,408,255.95x = 1,943,393.66 × 763,675.95
  4. Step 4: Simplify right side
    1,408,255.95x = 1,484,122,999,524.48
  5. Step 5: Solve for x
    x = 1,484,122,999,524.48/1,408,255.95
  6. Step 6: Final answer
    x = 1,053,873.05

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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.