Home / 1,371,792.54-1,892,731.71-791,193.25

Finding the Fourth Proportional to 1,371,792.54, 1,892,731.71 and 791,193.25

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Solution

The fourth proportional to 1,371,792.54, 1,892,731.71 and 791,193.25 is: 1,091,649.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,792.54 : 1,892,731.71 = 791,193.25 : x
  2. Step 2: Convert to fraction form
    1,371,792.54/1,892,731.71 = 791,193.25/x
  3. Step 3: Cross multiply
    1,371,792.54x = 1,892,731.71 × 791,193.25
  4. Step 4: Simplify right side
    1,371,792.54x = 1,497,516,548,281.13
  5. Step 5: Solve for x
    x = 1,497,516,548,281.13/1,371,792.54
  6. Step 6: Final answer
    x = 1,091,649.43

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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.