Home / 1,928,638.17-2,893,151.66-508,792.41

Finding the Fourth Proportional to 1,928,638.17, 2,893,151.66 and 508,792.41

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Solution

The fourth proportional to 1,928,638.17, 2,893,151.66 and 508,792.41 is: 763,239.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,638.17 : 2,893,151.66 = 508,792.41 : x
  2. Step 2: Convert to fraction form
    1,928,638.17/2,893,151.66 = 508,792.41/x
  3. Step 3: Cross multiply
    1,928,638.17x = 2,893,151.66 × 508,792.41
  4. Step 4: Simplify right side
    1,928,638.17x = 1,472,013,603,042.94
  5. Step 5: Solve for x
    x = 1,472,013,603,042.94/1,928,638.17
  6. Step 6: Final answer
    x = 763,239.90

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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.