Home / 1,242,525.90-1,861,056.96-1,026,849.42

Finding the Fourth Proportional to 1,242,525.90, 1,861,056.96 and 1,026,849.42

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Solution

The fourth proportional to 1,242,525.90, 1,861,056.96 and 1,026,849.42 is: 1,538,016.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,525.90 : 1,861,056.96 = 1,026,849.42 : x
  2. Step 2: Convert to fraction form
    1,242,525.90/1,861,056.96 = 1,026,849.42/x
  3. Step 3: Cross multiply
    1,242,525.90x = 1,861,056.96 × 1,026,849.42
  4. Step 4: Simplify right side
    1,242,525.90x = 1,911,025,259,962.96
  5. Step 5: Solve for x
    x = 1,911,025,259,962.96/1,242,525.90
  6. Step 6: Final answer
    x = 1,538,016.44

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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.