Home / 4,538,131.05-6,809,206.77-2,378,642.95

Finding the Fourth Proportional to 4,538,131.05, 6,809,206.77 and 2,378,642.95

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Solution

The fourth proportional to 4,538,131.05, 6,809,206.77 and 2,378,642.95 is: 3,569,018.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,538,131.05 : 6,809,206.77 = 2,378,642.95 : x
  2. Step 2: Convert to fraction form
    4,538,131.05/6,809,206.77 = 2,378,642.95/x
  3. Step 3: Cross multiply
    4,538,131.05x = 6,809,206.77 × 2,378,642.95
  4. Step 4: Simplify right side
    4,538,131.05x = 16,196,671,667,652.28
  5. Step 5: Solve for x
    x = 16,196,671,667,652.28/4,538,131.05
  6. Step 6: Final answer
    x = 3,569,018.06

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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.