Home / 1,330,726.64-1,997,435.64-1,179,889.52

Finding the Fourth Proportional to 1,330,726.64, 1,997,435.64 and 1,179,889.52

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Solution

The fourth proportional to 1,330,726.64, 1,997,435.64 and 1,179,889.52 is: 1,771,027.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,726.64 : 1,997,435.64 = 1,179,889.52 : x
  2. Step 2: Convert to fraction form
    1,330,726.64/1,997,435.64 = 1,179,889.52/x
  3. Step 3: Cross multiply
    1,330,726.64x = 1,997,435.64 × 1,179,889.52
  4. Step 4: Simplify right side
    1,330,726.64x = 2,356,753,378,510.49
  5. Step 5: Solve for x
    x = 2,356,753,378,510.49/1,330,726.64
  6. Step 6: Final answer
    x = 1,771,027.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.