Home / 1,472,406.78-2,208,608.49-475,134.78

Finding the Fourth Proportional to 1,472,406.78, 2,208,608.49 and 475,134.78

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Solution

The fourth proportional to 1,472,406.78, 2,208,608.49 and 475,134.78 is: 712,701.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,406.78 : 2,208,608.49 = 475,134.78 : x
  2. Step 2: Convert to fraction form
    1,472,406.78/2,208,608.49 = 475,134.78/x
  3. Step 3: Cross multiply
    1,472,406.78x = 2,208,608.49 × 475,134.78
  4. Step 4: Simplify right side
    1,472,406.78x = 1,049,386,709,002.28
  5. Step 5: Solve for x
    x = 1,049,386,709,002.28/1,472,406.78
  6. Step 6: Final answer
    x = 712,701.63

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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.