Home / 1,928,717.92-2,893,271.32-508,872.16

Finding the Fourth Proportional to 1,928,717.92, 2,893,271.32 and 508,872.16

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Solution

The fourth proportional to 1,928,717.92, 2,893,271.32 and 508,872.16 is: 763,359.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,717.92 : 2,893,271.32 = 508,872.16 : x
  2. Step 2: Convert to fraction form
    1,928,717.92/2,893,271.32 = 508,872.16/x
  3. Step 3: Cross multiply
    1,928,717.92x = 2,893,271.32 × 508,872.16
  4. Step 4: Simplify right side
    1,928,717.92x = 1,472,305,226,074.45
  5. Step 5: Solve for x
    x = 1,472,305,226,074.45/1,928,717.92
  6. Step 6: Final answer
    x = 763,359.54

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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.