Home / 1,560,039-2,340,058.54-378,087

Finding the Fourth Proportional to 1,560,039, 2,340,058.54 and 378,087

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Solution

The fourth proportional to 1,560,039, 2,340,058.54 and 378,087 is: 567,130.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,039 : 2,340,058.54 = 378,087 : x
  2. Step 2: Convert to fraction form
    1,560,039/2,340,058.54 = 378,087/x
  3. Step 3: Cross multiply
    1,560,039x = 2,340,058.54 × 378,087
  4. Step 4: Simplify right side
    1,560,039x = 884,745,713,212.98
  5. Step 5: Solve for x
    x = 884,745,713,212.98/1,560,039
  6. Step 6: Final answer
    x = 567,130.51

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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.