Home / 1,419,676.98-1,959,143.98-775,097.16

Finding the Fourth Proportional to 1,419,676.98, 1,959,143.98 and 775,097.16

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Solution

The fourth proportional to 1,419,676.98, 1,959,143.98 and 775,097.16 is: 1,069,628.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,676.98 : 1,959,143.98 = 775,097.16 : x
  2. Step 2: Convert to fraction form
    1,419,676.98/1,959,143.98 = 775,097.16/x
  3. Step 3: Cross multiply
    1,419,676.98x = 1,959,143.98 × 775,097.16
  4. Step 4: Simplify right side
    1,419,676.98x = 1,518,526,934,929.10
  5. Step 5: Solve for x
    x = 1,518,526,934,929.10/1,419,676.98
  6. Step 6: Final answer
    x = 1,069,628.48

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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.