Home / 1,419,810.62-1,959,323.76-775,228.82

Finding the Fourth Proportional to 1,419,810.62, 1,959,323.76 and 775,228.82

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Solution

The fourth proportional to 1,419,810.62, 1,959,323.76 and 775,228.82 is: 1,069,807.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,810.62 : 1,959,323.76 = 775,228.82 : x
  2. Step 2: Convert to fraction form
    1,419,810.62/1,959,323.76 = 775,228.82/x
  3. Step 3: Cross multiply
    1,419,810.62x = 1,959,323.76 × 775,228.82
  4. Step 4: Simplify right side
    1,419,810.62x = 1,518,924,246,462.76
  5. Step 5: Solve for x
    x = 1,518,924,246,462.76/1,419,810.62
  6. Step 6: Final answer
    x = 1,069,807.64

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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.