Home / 1,521,989.62-2,283,006.75-723,352.66

Finding the Fourth Proportional to 1,521,989.62, 2,283,006.75 and 723,352.66

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Solution

The fourth proportional to 1,521,989.62, 2,283,006.75 and 723,352.66 is: 1,085,039.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,989.62 : 2,283,006.75 = 723,352.66 : x
  2. Step 2: Convert to fraction form
    1,521,989.62/2,283,006.75 = 723,352.66/x
  3. Step 3: Cross multiply
    1,521,989.62x = 2,283,006.75 × 723,352.66
  4. Step 4: Simplify right side
    1,521,989.62x = 1,651,419,005,410.46
  5. Step 5: Solve for x
    x = 1,651,419,005,410.46/1,521,989.62
  6. Step 6: Final answer
    x = 1,085,039.60

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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.