Home / 2,820,075-3,891,708.36-1,612,851

Finding the Fourth Proportional to 2,820,075, 3,891,708.36 and 1,612,851

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Solution

The fourth proportional to 2,820,075, 3,891,708.36 and 1,612,851 is: 2,225,737.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,820,075 : 3,891,708.36 = 1,612,851 : x
  2. Step 2: Convert to fraction form
    2,820,075/3,891,708.36 = 1,612,851/x
  3. Step 3: Cross multiply
    2,820,075x = 3,891,708.36 × 1,612,851
  4. Step 4: Simplify right side
    2,820,075x = 6,276,745,720,134.36
  5. Step 5: Solve for x
    x = 6,276,745,720,134.36/2,820,075
  6. Step 6: Final answer
    x = 2,225,737.16

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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.