Home / 1,066,721.38-1,472,075.36-583,286.84

Finding the Fourth Proportional to 1,066,721.38, 1,472,075.36 and 583,286.84

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Solution

The fourth proportional to 1,066,721.38, 1,472,075.36 and 583,286.84 is: 804,935.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,721.38 : 1,472,075.36 = 583,286.84 : x
  2. Step 2: Convert to fraction form
    1,066,721.38/1,472,075.36 = 583,286.84/x
  3. Step 3: Cross multiply
    1,066,721.38x = 1,472,075.36 × 583,286.84
  4. Step 4: Simplify right side
    1,066,721.38x = 858,642,184,976.26
  5. Step 5: Solve for x
    x = 858,642,184,976.26/1,066,721.38
  6. Step 6: Final answer
    x = 804,935.76

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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.