Home / 4,538,131.13-6,809,206.89-2,378,643.03

Finding the Fourth Proportional to 4,538,131.13, 6,809,206.89 and 2,378,643.03

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Solution

The fourth proportional to 4,538,131.13, 6,809,206.89 and 2,378,643.03 is: 3,569,018.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,538,131.13 : 6,809,206.89 = 2,378,643.03 : x
  2. Step 2: Convert to fraction form
    4,538,131.13/6,809,206.89 = 2,378,643.03/x
  3. Step 3: Cross multiply
    4,538,131.13x = 6,809,206.89 × 2,378,643.03
  4. Step 4: Simplify right side
    4,538,131.13x = 16,196,672,543,180.91
  5. Step 5: Solve for x
    x = 16,196,672,543,180.91/4,538,131.13
  6. Step 6: Final answer
    x = 3,569,018.19

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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.