Home / 1,928,877.72-2,893,436.84-508,935.16

Finding the Fourth Proportional to 1,928,877.72, 2,893,436.84 and 508,935.16

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Solution

The fourth proportional to 1,928,877.72, 2,893,436.84 and 508,935.16 is: 763,434.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,877.72 : 2,893,436.84 = 508,935.16 : x
  2. Step 2: Convert to fraction form
    1,928,877.72/2,893,436.84 = 508,935.16/x
  3. Step 3: Cross multiply
    1,928,877.72x = 2,893,436.84 × 508,935.16
  4. Step 4: Simplify right side
    1,928,877.72x = 1,472,571,741,115.29
  5. Step 5: Solve for x
    x = 1,472,571,741,115.29/1,928,877.72
  6. Step 6: Final answer
    x = 763,434.47

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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.