Home / 3,112,137.80-4,294,768.91-1,735,568.55

Finding the Fourth Proportional to 3,112,137.80, 4,294,768.91 and 1,735,568.55

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Solution

The fourth proportional to 3,112,137.80, 4,294,768.91 and 1,735,568.55 is: 2,395,095.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112,137.80 : 4,294,768.91 = 1,735,568.55 : x
  2. Step 2: Convert to fraction form
    3,112,137.80/4,294,768.91 = 1,735,568.55/x
  3. Step 3: Cross multiply
    3,112,137.80x = 4,294,768.91 × 1,735,568.55
  4. Step 4: Simplify right side
    3,112,137.80x = 7,453,865,849,713.78
  5. Step 5: Solve for x
    x = 7,453,865,849,713.78/3,112,137.80
  6. Step 6: Final answer
    x = 2,395,095.05

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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.