Home / 3,167,455.64-4,371,089.94-1,717,150.76

Finding the Fourth Proportional to 3,167,455.64, 4,371,089.94 and 1,717,150.76

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Solution

The fourth proportional to 3,167,455.64, 4,371,089.94 and 1,717,150.76 is: 2,369,668.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167,455.64 : 4,371,089.94 = 1,717,150.76 : x
  2. Step 2: Convert to fraction form
    3,167,455.64/4,371,089.94 = 1,717,150.76/x
  3. Step 3: Cross multiply
    3,167,455.64x = 4,371,089.94 × 1,717,150.76
  4. Step 4: Simplify right side
    3,167,455.64x = 7,505,820,412,499.36
  5. Step 5: Solve for x
    x = 7,505,820,412,499.36/3,167,455.64
  6. Step 6: Final answer
    x = 2,369,668.68

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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.