Home / 1,472,667.62-2,208,742.23-393,193.58

Finding the Fourth Proportional to 1,472,667.62, 2,208,742.23 and 393,193.58

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Solution

The fourth proportional to 1,472,667.62, 2,208,742.23 and 393,193.58 is: 589,721.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,667.62 : 2,208,742.23 = 393,193.58 : x
  2. Step 2: Convert to fraction form
    1,472,667.62/2,208,742.23 = 393,193.58/x
  3. Step 3: Cross multiply
    1,472,667.62x = 2,208,742.23 × 393,193.58
  4. Step 4: Simplify right side
    1,472,667.62x = 868,463,264,710.88
  5. Step 5: Solve for x
    x = 868,463,264,710.88/1,472,667.62
  6. Step 6: Final answer
    x = 589,721.17

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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.