Home / 2,235,954.69-3,085,616.16-1,217,359.44

Finding the Fourth Proportional to 2,235,954.69, 3,085,616.16 and 1,217,359.44

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Solution

The fourth proportional to 2,235,954.69, 3,085,616.16 and 1,217,359.44 is: 1,679,955.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235,954.69 : 3,085,616.16 = 1,217,359.44 : x
  2. Step 2: Convert to fraction form
    2,235,954.69/3,085,616.16 = 1,217,359.44/x
  3. Step 3: Cross multiply
    2,235,954.69x = 3,085,616.16 × 1,217,359.44
  4. Step 4: Simplify right side
    2,235,954.69x = 3,756,303,960,592.55
  5. Step 5: Solve for x
    x = 3,756,303,960,592.55/2,235,954.69
  6. Step 6: Final answer
    x = 1,679,955.31

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1.5x scale

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.