Home / 1,238,098.66-1,857,672.87-676,477.06

Finding the Fourth Proportional to 1,238,098.66, 1,857,672.87 and 676,477.06

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Solution

The fourth proportional to 1,238,098.66, 1,857,672.87 and 676,477.06 is: 1,015,002.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,098.66 : 1,857,672.87 = 676,477.06 : x
  2. Step 2: Convert to fraction form
    1,238,098.66/1,857,672.87 = 676,477.06/x
  3. Step 3: Cross multiply
    1,238,098.66x = 1,857,672.87 × 676,477.06
  4. Step 4: Simplify right side
    1,238,098.66x = 1,256,673,081,539.36
  5. Step 5: Solve for x
    x = 1,256,673,081,539.36/1,238,098.66
  6. Step 6: Final answer
    x = 1,015,002.38

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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.