Home / 1,419,937.62-1,959,494.64-775,384.98

Finding the Fourth Proportional to 1,419,937.62, 1,959,494.64 and 775,384.98

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Solution

The fourth proportional to 1,419,937.62, 1,959,494.64 and 775,384.98 is: 1,070,020.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,937.62 : 1,959,494.64 = 775,384.98 : x
  2. Step 2: Convert to fraction form
    1,419,937.62/1,959,494.64 = 775,384.98/x
  3. Step 3: Cross multiply
    1,419,937.62x = 1,959,494.64 × 775,384.98
  4. Step 4: Simplify right side
    1,419,937.62x = 1,519,362,712,246.51
  5. Step 5: Solve for x
    x = 1,519,362,712,246.51/1,419,937.62
  6. Step 6: Final answer
    x = 1,070,020.75

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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.