Home / 1,143,766.71-1,715,662.38-345,055.17

Finding the Fourth Proportional to 1,143,766.71, 1,715,662.38 and 345,055.17

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Solution

The fourth proportional to 1,143,766.71, 1,715,662.38 and 345,055.17 is: 517,586.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,766.71 : 1,715,662.38 = 345,055.17 : x
  2. Step 2: Convert to fraction form
    1,143,766.71/1,715,662.38 = 345,055.17/x
  3. Step 3: Cross multiply
    1,143,766.71x = 1,715,662.38 × 345,055.17
  4. Step 4: Simplify right side
    1,143,766.71x = 591,998,174,193.51
  5. Step 5: Solve for x
    x = 591,998,174,193.51/1,143,766.71
  6. Step 6: Final answer
    x = 517,586.47

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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.