Home / 1,425,021.46-2,137,333.47-359,997.46

Finding the Fourth Proportional to 1,425,021.46, 2,137,333.47 and 359,997.46

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Solution

The fourth proportional to 1,425,021.46, 2,137,333.47 and 359,997.46 is: 539,945.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,021.46 : 2,137,333.47 = 359,997.46 : x
  2. Step 2: Convert to fraction form
    1,425,021.46/2,137,333.47 = 359,997.46/x
  3. Step 3: Cross multiply
    1,425,021.46x = 2,137,333.47 × 359,997.46
  4. Step 4: Simplify right side
    1,425,021.46x = 769,434,620,372.99
  5. Step 5: Solve for x
    x = 769,434,620,372.99/1,425,021.46
  6. Step 6: Final answer
    x = 539,945.99

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1.5x scale

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.