Home / 1,426,197.24-2,138,523.12-626,542.56

Finding the Fourth Proportional to 1,426,197.24, 2,138,523.12 and 626,542.56

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Solution

The fourth proportional to 1,426,197.24, 2,138,523.12 and 626,542.56 is: 939,474.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,197.24 : 2,138,523.12 = 626,542.56 : x
  2. Step 2: Convert to fraction form
    1,426,197.24/2,138,523.12 = 626,542.56/x
  3. Step 3: Cross multiply
    1,426,197.24x = 2,138,523.12 × 626,542.56
  4. Step 4: Simplify right side
    1,426,197.24x = 1,339,875,750,223.99
  5. Step 5: Solve for x
    x = 1,339,875,750,223.99/1,426,197.24
  6. Step 6: Final answer
    x = 939,474.37

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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.