Home / 1,419,799.79-1,959,322.37-775,219.82

Finding the Fourth Proportional to 1,419,799.79, 1,959,322.37 and 775,219.82

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Solution

The fourth proportional to 1,419,799.79, 1,959,322.37 and 775,219.82 is: 1,069,802.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,799.79 : 1,959,322.37 = 775,219.82 : x
  2. Step 2: Convert to fraction form
    1,419,799.79/1,959,322.37 = 775,219.82/x
  3. Step 3: Cross multiply
    1,419,799.79x = 1,959,322.37 × 775,219.82
  4. Step 4: Simplify right side
    1,419,799.79x = 1,518,905,521,320.66
  5. Step 5: Solve for x
    x = 1,518,905,521,320.66/1,419,799.79
  6. Step 6: Final answer
    x = 1,069,802.61

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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.