Home / 1,079,721.48-1,619,416.16-360,075.76

Finding the Fourth Proportional to 1,079,721.48, 1,619,416.16 and 360,075.76

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Solution

The fourth proportional to 1,079,721.48, 1,619,416.16 and 360,075.76 is: 540,058.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,721.48 : 1,619,416.16 = 360,075.76 : x
  2. Step 2: Convert to fraction form
    1,079,721.48/1,619,416.16 = 360,075.76/x
  3. Step 3: Cross multiply
    1,079,721.48x = 1,619,416.16 × 360,075.76
  4. Step 4: Simplify right side
    1,079,721.48x = 583,112,504,568.28
  5. Step 5: Solve for x
    x = 583,112,504,568.28/1,079,721.48
  6. Step 6: Final answer
    x = 540,058.26

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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.