Home / 1,928,636.67-2,893,149.41-508,790.91

Finding the Fourth Proportional to 1,928,636.67, 2,893,149.41 and 508,790.91

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Solution

The fourth proportional to 1,928,636.67, 2,893,149.41 and 508,790.91 is: 763,237.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,636.67 : 2,893,149.41 = 508,790.91 : x
  2. Step 2: Convert to fraction form
    1,928,636.67/2,893,149.41 = 508,790.91/x
  3. Step 3: Cross multiply
    1,928,636.67x = 2,893,149.41 × 508,790.91
  4. Step 4: Simplify right side
    1,928,636.67x = 1,472,008,118,535.91
  5. Step 5: Solve for x
    x = 1,472,008,118,535.91/1,928,636.67
  6. Step 6: Final answer
    x = 763,237.65

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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.