Home / 734,464.80-1,101,697.20-681,320.70

Finding the Fourth Proportional to 734,464.80, 1,101,697.20 and 681,320.70

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Solution

The fourth proportional to 734,464.80, 1,101,697.20 and 681,320.70 is: 1,021,981.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,464.80 : 1,101,697.20 = 681,320.70 : x
  2. Step 2: Convert to fraction form
    734,464.80/1,101,697.20 = 681,320.70/x
  3. Step 3: Cross multiply
    734,464.80x = 1,101,697.20 × 681,320.70
  4. Step 4: Simplify right side
    734,464.80x = 750,609,107,492.04
  5. Step 5: Solve for x
    x = 750,609,107,492.04/734,464.80
  6. Step 6: Final answer
    x = 1,021,981.05

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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.