Home / 2,840,218.80-4,253,329.80-1,888,436.40

Finding the Fourth Proportional to 2,840,218.80, 4,253,329.80 and 1,888,436.40

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Solution

The fourth proportional to 2,840,218.80, 4,253,329.80 and 1,888,436.40 is: 2,828,001.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840,218.80 : 4,253,329.80 = 1,888,436.40 : x
  2. Step 2: Convert to fraction form
    2,840,218.80/4,253,329.80 = 1,888,436.40/x
  3. Step 3: Cross multiply
    2,840,218.80x = 4,253,329.80 × 1,888,436.40
  4. Step 4: Simplify right side
    2,840,218.80x = 8,032,142,815,524.72
  5. Step 5: Solve for x
    x = 8,032,142,815,524.72/2,840,218.80
  6. Step 6: Final answer
    x = 2,828,001.43

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1.5x scale

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.