Home / 4,285,679.69-5,913,847.06-2,543,048.75

Finding the Fourth Proportional to 4,285,679.69, 5,913,847.06 and 2,543,048.75

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Solution

The fourth proportional to 4,285,679.69, 5,913,847.06 and 2,543,048.75 is: 3,509,175.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,285,679.69 : 5,913,847.06 = 2,543,048.75 : x
  2. Step 2: Convert to fraction form
    4,285,679.69/5,913,847.06 = 2,543,048.75/x
  3. Step 3: Cross multiply
    4,285,679.69x = 5,913,847.06 × 2,543,048.75
  4. Step 4: Simplify right side
    4,285,679.69x = 15,039,201,373,624.17
  5. Step 5: Solve for x
    x = 15,039,201,373,624.17/4,285,679.69
  6. Step 6: Final answer
    x = 3,509,175.31

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Double scale
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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.