Home / 1,117,374-1,542,026.90-658,507.94

Finding the Fourth Proportional to 1,117,374, 1,542,026.90 and 658,507.94

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Solution

The fourth proportional to 1,117,374, 1,542,026.90 and 658,507.94 is: 908,770.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,374 : 1,542,026.90 = 658,507.94 : x
  2. Step 2: Convert to fraction form
    1,117,374/1,542,026.90 = 658,507.94/x
  3. Step 3: Cross multiply
    1,117,374x = 1,542,026.90 × 658,507.94
  4. Step 4: Simplify right side
    1,117,374x = 1,015,436,954,051.05
  5. Step 5: Solve for x
    x = 1,015,436,954,051.05/1,117,374
  6. Step 6: Final answer
    x = 908,770.88

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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.