Home / 1,501,028.14-2,251,288.63-421,292.92

Finding the Fourth Proportional to 1,501,028.14, 2,251,288.63 and 421,292.92

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Solution

The fourth proportional to 1,501,028.14, 2,251,288.63 and 421,292.92 is: 631,868.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,028.14 : 2,251,288.63 = 421,292.92 : x
  2. Step 2: Convert to fraction form
    1,501,028.14/2,251,288.63 = 421,292.92/x
  3. Step 3: Cross multiply
    1,501,028.14x = 2,251,288.63 × 421,292.92
  4. Step 4: Simplify right side
    1,501,028.14x = 948,451,951,604.17
  5. Step 5: Solve for x
    x = 948,451,951,604.17/1,501,028.14
  6. Step 6: Final answer
    x = 631,868.20

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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.