Home / 1,333,932.57-1,999,672.81-480,795.45

Finding the Fourth Proportional to 1,333,932.57, 1,999,672.81 and 480,795.45

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Solution

The fourth proportional to 1,333,932.57, 1,999,672.81 and 480,795.45 is: 720,751.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,932.57 : 1,999,672.81 = 480,795.45 : x
  2. Step 2: Convert to fraction form
    1,333,932.57/1,999,672.81 = 480,795.45/x
  3. Step 3: Cross multiply
    1,333,932.57x = 1,999,672.81 × 480,795.45
  4. Step 4: Simplify right side
    1,333,932.57x = 961,433,586,132.74
  5. Step 5: Solve for x
    x = 961,433,586,132.74/1,333,932.57
  6. Step 6: Final answer
    x = 720,751.26

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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.