Home / 1,273,945.52-1,911,213.52-432,497.24

Finding the Fourth Proportional to 1,273,945.52, 1,911,213.52 and 432,497.24

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Solution

The fourth proportional to 1,273,945.52, 1,911,213.52 and 432,497.24 is: 648,846.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,945.52 : 1,911,213.52 = 432,497.24 : x
  2. Step 2: Convert to fraction form
    1,273,945.52/1,911,213.52 = 432,497.24/x
  3. Step 3: Cross multiply
    1,273,945.52x = 1,911,213.52 × 432,497.24
  4. Step 4: Simplify right side
    1,273,945.52x = 826,594,572,450.69
  5. Step 5: Solve for x
    x = 826,594,572,450.69/1,273,945.52
  6. Step 6: Final answer
    x = 648,846.09

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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.