Home / 1,653,967.12-2,282,721.48-1,009,760.74

Finding the Fourth Proportional to 1,653,967.12, 2,282,721.48 and 1,009,760.74

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Solution

The fourth proportional to 1,653,967.12, 2,282,721.48 and 1,009,760.74 is: 1,393,620.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653,967.12 : 2,282,721.48 = 1,009,760.74 : x
  2. Step 2: Convert to fraction form
    1,653,967.12/2,282,721.48 = 1,009,760.74/x
  3. Step 3: Cross multiply
    1,653,967.12x = 2,282,721.48 × 1,009,760.74
  4. Step 4: Simplify right side
    1,653,967.12x = 2,305,002,530,858.70
  5. Step 5: Solve for x
    x = 2,305,002,530,858.70/1,653,967.12
  6. Step 6: Final answer
    x = 1,393,620.53

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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.