Home / 2,759,447.70-3,808,032.21-1,552,223.70

Finding the Fourth Proportional to 2,759,447.70, 3,808,032.21 and 1,552,223.70

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Solution

The fourth proportional to 2,759,447.70, 3,808,032.21 and 1,552,223.70 is: 2,142,065.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,759,447.70 : 3,808,032.21 = 1,552,223.70 : x
  2. Step 2: Convert to fraction form
    2,759,447.70/3,808,032.21 = 1,552,223.70/x
  3. Step 3: Cross multiply
    2,759,447.70x = 3,808,032.21 × 1,552,223.70
  4. Step 4: Simplify right side
    2,759,447.70x = 5,910,917,846,725.38
  5. Step 5: Solve for x
    x = 5,910,917,846,725.38/2,759,447.70
  6. Step 6: Final answer
    x = 2,142,065.55

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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.