Home / 3,560,089.80-4,912,947.35-1,928,497.08

Finding the Fourth Proportional to 3,560,089.80, 4,912,947.35 and 1,928,497.08

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Solution

The fourth proportional to 3,560,089.80, 4,912,947.35 and 1,928,497.08 is: 2,661,338.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,560,089.80 : 4,912,947.35 = 1,928,497.08 : x
  2. Step 2: Convert to fraction form
    3,560,089.80/4,912,947.35 = 1,928,497.08/x
  3. Step 3: Cross multiply
    3,560,089.80x = 4,912,947.35 × 1,928,497.08
  4. Step 4: Simplify right side
    3,560,089.80x = 9,474,604,618,668.74
  5. Step 5: Solve for x
    x = 9,474,604,618,668.74/3,560,089.80
  6. Step 6: Final answer
    x = 2,661,338.66

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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.