Home / 2,137,834.08-3,206,673.36-641,887.20

Finding the Fourth Proportional to 2,137,834.08, 3,206,673.36 and 641,887.20

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Solution

The fourth proportional to 2,137,834.08, 3,206,673.36 and 641,887.20 is: 962,807.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,137,834.08 : 3,206,673.36 = 641,887.20 : x
  2. Step 2: Convert to fraction form
    2,137,834.08/3,206,673.36 = 641,887.20/x
  3. Step 3: Cross multiply
    2,137,834.08x = 3,206,673.36 × 641,887.20
  4. Step 4: Simplify right side
    2,137,834.08x = 2,058,322,584,364.99
  5. Step 5: Solve for x
    x = 2,058,322,584,364.99/2,137,834.08
  6. Step 6: Final answer
    x = 962,807.45

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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.