Home / 1,642,309.60-2,266,578.46-1,366,179.67

Finding the Fourth Proportional to 1,642,309.60, 2,266,578.46 and 1,366,179.67

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Solution

The fourth proportional to 1,642,309.60, 2,266,578.46 and 1,366,179.67 is: 1,885,487.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,309.60 : 2,266,578.46 = 1,366,179.67 : x
  2. Step 2: Convert to fraction form
    1,642,309.60/2,266,578.46 = 1,366,179.67/x
  3. Step 3: Cross multiply
    1,642,309.60x = 2,266,578.46 × 1,366,179.67
  4. Step 4: Simplify right side
    1,642,309.60x = 3,096,553,412,511.91
  5. Step 5: Solve for x
    x = 3,096,553,412,511.91/1,642,309.60
  6. Step 6: Final answer
    x = 1,885,487.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.