Home / 3,366,780.39-4,646,022.71-1,896,654.69

Finding the Fourth Proportional to 3,366,780.39, 4,646,022.71 and 1,896,654.69

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Solution

The fourth proportional to 3,366,780.39, 4,646,022.71 and 1,896,654.69 is: 2,617,307.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366,780.39 : 4,646,022.71 = 1,896,654.69 : x
  2. Step 2: Convert to fraction form
    3,366,780.39/4,646,022.71 = 1,896,654.69/x
  3. Step 3: Cross multiply
    3,366,780.39x = 4,646,022.71 × 1,896,654.69
  4. Step 4: Simplify right side
    3,366,780.39x = 8,811,900,753,284.74
  5. Step 5: Solve for x
    x = 8,811,900,753,284.74/3,366,780.39
  6. Step 6: Final answer
    x = 2,617,307.85

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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.