Home / 3,133,771-4,701,074.78-1,240,069.57

Finding the Fourth Proportional to 3,133,771, 4,701,074.78 and 1,240,069.57

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Solution

The fourth proportional to 3,133,771, 4,701,074.78 and 1,240,069.57 is: 1,860,269.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133,771 : 4,701,074.78 = 1,240,069.57 : x
  2. Step 2: Convert to fraction form
    3,133,771/4,701,074.78 = 1,240,069.57/x
  3. Step 3: Cross multiply
    3,133,771x = 4,701,074.78 × 1,240,069.57
  4. Step 4: Simplify right side
    3,133,771x = 5,829,659,774,772.10
  5. Step 5: Solve for x
    x = 5,829,659,774,772.10/3,133,771
  6. Step 6: Final answer
    x = 1,860,269.87

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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.