Home / 1,345,145.52-1,856,321.40-733,298.64

Finding the Fourth Proportional to 1,345,145.52, 1,856,321.40 and 733,298.64

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Solution

The fourth proportional to 1,345,145.52, 1,856,321.40 and 733,298.64 is: 1,011,963.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,145.52 : 1,856,321.40 = 733,298.64 : x
  2. Step 2: Convert to fraction form
    1,345,145.52/1,856,321.40 = 733,298.64/x
  3. Step 3: Cross multiply
    1,345,145.52x = 1,856,321.40 × 733,298.64
  4. Step 4: Simplify right side
    1,345,145.52x = 1,361,237,958,022.90
  5. Step 5: Solve for x
    x = 1,361,237,958,022.90/1,345,145.52
  6. Step 6: Final answer
    x = 1,011,963.34

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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.