Home / 1,667,824.47-2,501,939.16-469,746.78

Finding the Fourth Proportional to 1,667,824.47, 2,501,939.16 and 469,746.78

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Solution

The fourth proportional to 1,667,824.47, 2,501,939.16 and 469,746.78 is: 704,677.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,824.47 : 2,501,939.16 = 469,746.78 : x
  2. Step 2: Convert to fraction form
    1,667,824.47/2,501,939.16 = 469,746.78/x
  3. Step 3: Cross multiply
    1,667,824.47x = 2,501,939.16 × 469,746.78
  4. Step 4: Simplify right side
    1,667,824.47x = 1,175,277,864,165.91
  5. Step 5: Solve for x
    x = 1,175,277,864,165.91/1,667,824.47
  6. Step 6: Final answer
    x = 704,677.19

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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.