Home / 3,789,123.58-5,228,928.75-2,070,207.10

Finding the Fourth Proportional to 3,789,123.58, 5,228,928.75 and 2,070,207.10

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Solution

The fourth proportional to 3,789,123.58, 5,228,928.75 and 2,070,207.10 is: 2,856,852.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,789,123.58 : 5,228,928.75 = 2,070,207.10 : x
  2. Step 2: Convert to fraction form
    3,789,123.58/5,228,928.75 = 2,070,207.10/x
  3. Step 3: Cross multiply
    3,789,123.58x = 5,228,928.75 × 2,070,207.10
  4. Step 4: Simplify right side
    3,789,123.58x = 10,824,965,423,644.12
  5. Step 5: Solve for x
    x = 10,824,965,423,644.12/3,789,123.58
  6. Step 6: Final answer
    x = 2,856,852.04

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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.