Home / 2,119,785.93-3,179,603.97-603,477

Finding the Fourth Proportional to 2,119,785.93, 3,179,603.97 and 603,477

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Solution

The fourth proportional to 2,119,785.93, 3,179,603.97 and 603,477 is: 905,194.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119,785.93 : 3,179,603.97 = 603,477 : x
  2. Step 2: Convert to fraction form
    2,119,785.93/3,179,603.97 = 603,477/x
  3. Step 3: Cross multiply
    2,119,785.93x = 3,179,603.97 × 603,477
  4. Step 4: Simplify right side
    2,119,785.93x = 1,918,817,865,003.69
  5. Step 5: Solve for x
    x = 1,918,817,865,003.69/2,119,785.93
  6. Step 6: Final answer
    x = 905,194.17

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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.