Home / 1,083,122.72-1,494,725.10-623,983.94

Finding the Fourth Proportional to 1,083,122.72, 1,494,725.10 and 623,983.94

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Solution

The fourth proportional to 1,083,122.72, 1,494,725.10 and 623,983.94 is: 861,106.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,122.72 : 1,494,725.10 = 623,983.94 : x
  2. Step 2: Convert to fraction form
    1,083,122.72/1,494,725.10 = 623,983.94/x
  3. Step 3: Cross multiply
    1,083,122.72x = 1,494,725.10 × 623,983.94
  4. Step 4: Simplify right side
    1,083,122.72x = 932,684,457,114.89
  5. Step 5: Solve for x
    x = 932,684,457,114.89/1,083,122.72
  6. Step 6: Final answer
    x = 861,106.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.