Home / 1,294,590.60-1,942,031.70-396,025.20

Finding the Fourth Proportional to 1,294,590.60, 1,942,031.70 and 396,025.20

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Solution

The fourth proportional to 1,294,590.60, 1,942,031.70 and 396,025.20 is: 594,082.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,590.60 : 1,942,031.70 = 396,025.20 : x
  2. Step 2: Convert to fraction form
    1,294,590.60/1,942,031.70 = 396,025.20/x
  3. Step 3: Cross multiply
    1,294,590.60x = 1,942,031.70 × 396,025.20
  4. Step 4: Simplify right side
    1,294,590.60x = 769,093,492,398.84
  5. Step 5: Solve for x
    x = 769,093,492,398.84/1,294,590.60
  6. Step 6: Final answer
    x = 594,082.40

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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.