Home / 1,242,522.90-1,861,052.46-1,026,846.42

Finding the Fourth Proportional to 1,242,522.90, 1,861,052.46 and 1,026,846.42

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Solution

The fourth proportional to 1,242,522.90, 1,861,052.46 and 1,026,846.42 is: 1,538,011.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,522.90 : 1,861,052.46 = 1,026,846.42 : x
  2. Step 2: Convert to fraction form
    1,242,522.90/1,861,052.46 = 1,026,846.42/x
  3. Step 3: Cross multiply
    1,242,522.90x = 1,861,052.46 × 1,026,846.42
  4. Step 4: Simplify right side
    1,242,522.90x = 1,911,015,055,983.19
  5. Step 5: Solve for x
    x = 1,911,015,055,983.19/1,242,522.90
  6. Step 6: Final answer
    x = 1,538,011.94

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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.