Home / 1,553,272.72-2,330,814.66-654,658.72

Finding the Fourth Proportional to 1,553,272.72, 2,330,814.66 and 654,658.72

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Solution

The fourth proportional to 1,553,272.72, 2,330,814.66 and 654,658.72 is: 982,369.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,272.72 : 2,330,814.66 = 654,658.72 : x
  2. Step 2: Convert to fraction form
    1,553,272.72/2,330,814.66 = 654,658.72/x
  3. Step 3: Cross multiply
    1,553,272.72x = 2,330,814.66 × 654,658.72
  4. Step 4: Simplify right side
    1,553,272.72x = 1,525,888,141,872.84
  5. Step 5: Solve for x
    x = 1,525,888,141,872.84/1,553,272.72
  6. Step 6: Final answer
    x = 982,369.76

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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.