Home / 1,888,801.92-2,619,895.44-1,820,710.08

Finding the Fourth Proportional to 1,888,801.92, 2,619,895.44 and 1,820,710.08

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Solution

The fourth proportional to 1,888,801.92, 2,619,895.44 and 1,820,710.08 is: 2,525,447.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,801.92 : 2,619,895.44 = 1,820,710.08 : x
  2. Step 2: Convert to fraction form
    1,888,801.92/2,619,895.44 = 1,820,710.08/x
  3. Step 3: Cross multiply
    1,888,801.92x = 2,619,895.44 × 1,820,710.08
  4. Step 4: Simplify right side
    1,888,801.92x = 4,770,070,036,154.04
  5. Step 5: Solve for x
    x = 4,770,070,036,154.04/1,888,801.92
  6. Step 6: Final answer
    x = 2,525,447.47

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.