Home / 1,942,441.88-2,913,928.91-662,706.07

Finding the Fourth Proportional to 1,942,441.88, 2,913,928.91 and 662,706.07

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Solution

The fourth proportional to 1,942,441.88, 2,913,928.91 and 662,706.07 is: 994,149.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,441.88 : 2,913,928.91 = 662,706.07 : x
  2. Step 2: Convert to fraction form
    1,942,441.88/2,913,928.91 = 662,706.07/x
  3. Step 3: Cross multiply
    1,942,441.88x = 2,913,928.91 × 662,706.07
  4. Step 4: Simplify right side
    1,942,441.88x = 1,931,078,388,210.85
  5. Step 5: Solve for x
    x = 1,931,078,388,210.85/1,942,441.88
  6. Step 6: Final answer
    x = 994,149.89

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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.