Home / 1,320,126.01-1,979,868.93-360,586.11

Finding the Fourth Proportional to 1,320,126.01, 1,979,868.93 and 360,586.11

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Solution

The fourth proportional to 1,320,126.01, 1,979,868.93 and 360,586.11 is: 540,791.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,320,126.01 : 1,979,868.93 = 360,586.11 : x
  2. Step 2: Convert to fraction form
    1,320,126.01/1,979,868.93 = 360,586.11/x
  3. Step 3: Cross multiply
    1,320,126.01x = 1,979,868.93 × 360,586.11
  4. Step 4: Simplify right side
    1,320,126.01x = 713,913,235,778.56
  5. Step 5: Solve for x
    x = 713,913,235,778.56/1,320,126.01
  6. Step 6: Final answer
    x = 540,791.74

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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.