Home / 1,119,355.45-1,679,027.64-277,907.20

Finding the Fourth Proportional to 1,119,355.45, 1,679,027.64 and 277,907.20

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Solution

The fourth proportional to 1,119,355.45, 1,679,027.64 and 277,907.20 is: 416,859.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,355.45 : 1,679,027.64 = 277,907.20 : x
  2. Step 2: Convert to fraction form
    1,119,355.45/1,679,027.64 = 277,907.20/x
  3. Step 3: Cross multiply
    1,119,355.45x = 1,679,027.64 × 277,907.20
  4. Step 4: Simplify right side
    1,119,355.45x = 466,613,870,155.01
  5. Step 5: Solve for x
    x = 466,613,870,155.01/1,119,355.45
  6. Step 6: Final answer
    x = 416,859.43

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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.