Home / 1,419,677.10-1,959,144.17-775,097.30

Finding the Fourth Proportional to 1,419,677.10, 1,959,144.17 and 775,097.30

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Solution

The fourth proportional to 1,419,677.10, 1,959,144.17 and 775,097.30 is: 1,069,628.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,677.10 : 1,959,144.17 = 775,097.30 : x
  2. Step 2: Convert to fraction form
    1,419,677.10/1,959,144.17 = 775,097.30/x
  3. Step 3: Cross multiply
    1,419,677.10x = 1,959,144.17 × 775,097.30
  4. Step 4: Simplify right side
    1,419,677.10x = 1,518,527,357,500.12
  5. Step 5: Solve for x
    x = 1,518,527,357,500.12/1,419,677.10
  6. Step 6: Final answer
    x = 1,069,628.69

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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.