Home / 3,857,107.45-5,785,602.23-939,227.60

Finding the Fourth Proportional to 3,857,107.45, 5,785,602.23 and 939,227.60

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Solution

The fourth proportional to 3,857,107.45, 5,785,602.23 and 939,227.60 is: 1,408,827.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,857,107.45 : 5,785,602.23 = 939,227.60 : x
  2. Step 2: Convert to fraction form
    3,857,107.45/5,785,602.23 = 939,227.60/x
  3. Step 3: Cross multiply
    3,857,107.45x = 5,785,602.23 × 939,227.60
  4. Step 4: Simplify right side
    3,857,107.45x = 5,433,997,292,341.41
  5. Step 5: Solve for x
    x = 5,433,997,292,341.41/3,857,107.45
  6. Step 6: Final answer
    x = 1,408,827.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.