Home / 1,356,448.30-2,034,996.45-409,828.30

Finding the Fourth Proportional to 1,356,448.30, 2,034,996.45 and 409,828.30

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Solution

The fourth proportional to 1,356,448.30, 2,034,996.45 and 409,828.30 is: 614,840.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,448.30 : 2,034,996.45 = 409,828.30 : x
  2. Step 2: Convert to fraction form
    1,356,448.30/2,034,996.45 = 409,828.30/x
  3. Step 3: Cross multiply
    1,356,448.30x = 2,034,996.45 × 409,828.30
  4. Step 4: Simplify right side
    1,356,448.30x = 833,999,135,609.54
  5. Step 5: Solve for x
    x = 833,999,135,609.54/1,356,448.30
  6. Step 6: Final answer
    x = 614,840.34

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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.