Home / 3,171,555.10-4,757,332.65-775,371.29

Finding the Fourth Proportional to 3,171,555.10, 4,757,332.65 and 775,371.29

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Solution

The fourth proportional to 3,171,555.10, 4,757,332.65 and 775,371.29 is: 1,163,056.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,555.10 : 4,757,332.65 = 775,371.29 : x
  2. Step 2: Convert to fraction form
    3,171,555.10/4,757,332.65 = 775,371.29/x
  3. Step 3: Cross multiply
    3,171,555.10x = 4,757,332.65 × 775,371.29
  4. Step 4: Simplify right side
    3,171,555.10x = 3,688,699,131,456.78
  5. Step 5: Solve for x
    x = 3,688,699,131,456.78/3,171,555.10
  6. Step 6: Final answer
    x = 1,163,056.93

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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.