Home / 2,490,170.58-3,438,022.07-2,032,377.15

Finding the Fourth Proportional to 2,490,170.58, 3,438,022.07 and 2,032,377.15

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Solution

The fourth proportional to 2,490,170.58, 3,438,022.07 and 2,032,377.15 is: 2,805,975.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,490,170.58 : 3,438,022.07 = 2,032,377.15 : x
  2. Step 2: Convert to fraction form
    2,490,170.58/3,438,022.07 = 2,032,377.15/x
  3. Step 3: Cross multiply
    2,490,170.58x = 3,438,022.07 × 2,032,377.15
  4. Step 4: Simplify right side
    2,490,170.58x = 6,987,357,496,263.70
  5. Step 5: Solve for x
    x = 6,987,357,496,263.70/2,490,170.58
  6. Step 6: Final answer
    x = 2,805,975.44

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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.