Home / 935,866.95-1,401,726.83-724,820.55

Finding the Fourth Proportional to 935,866.95, 1,401,726.83 and 724,820.55

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Solution

The fourth proportional to 935,866.95, 1,401,726.83 and 724,820.55 is: 1,085,624.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,866.95 : 1,401,726.83 = 724,820.55 : x
  2. Step 2: Convert to fraction form
    935,866.95/1,401,726.83 = 724,820.55/x
  3. Step 3: Cross multiply
    935,866.95x = 1,401,726.83 × 724,820.55
  4. Step 4: Simplify right side
    935,866.95x = 1,016,000,408,246.25
  5. Step 5: Solve for x
    x = 1,016,000,408,246.25/935,866.95
  6. Step 6: Final answer
    x = 1,085,624.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.