Home / 1,828,878.90-2,524,728.06-1,218,048.18

Finding the Fourth Proportional to 1,828,878.90, 2,524,728.06 and 1,218,048.18

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Solution

The fourth proportional to 1,828,878.90, 2,524,728.06 and 1,218,048.18 is: 1,681,489.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828,878.90 : 2,524,728.06 = 1,218,048.18 : x
  2. Step 2: Convert to fraction form
    1,828,878.90/2,524,728.06 = 1,218,048.18/x
  3. Step 3: Cross multiply
    1,828,878.90x = 2,524,728.06 × 1,218,048.18
  4. Step 4: Simplify right side
    1,828,878.90x = 3,075,240,418,477.93
  5. Step 5: Solve for x
    x = 3,075,240,418,477.93/1,828,878.90
  6. Step 6: Final answer
    x = 1,681,489.36

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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.