Home / 3,005,296.88-4,507,828.68-1,207,641.20

Finding the Fourth Proportional to 3,005,296.88, 4,507,828.68 and 1,207,641.20

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Solution

The fourth proportional to 3,005,296.88, 4,507,828.68 and 1,207,641.20 is: 1,811,414.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005,296.88 : 4,507,828.68 = 1,207,641.20 : x
  2. Step 2: Convert to fraction form
    3,005,296.88/4,507,828.68 = 1,207,641.20/x
  3. Step 3: Cross multiply
    3,005,296.88x = 4,507,828.68 × 1,207,641.20
  4. Step 4: Simplify right side
    3,005,296.88x = 5,443,839,636,509.62
  5. Step 5: Solve for x
    x = 5,443,839,636,509.62/3,005,296.88
  6. Step 6: Final answer
    x = 1,811,414.93

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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.