Home / 1,526,906.96-2,290,358.92-389,669.19

Finding the Fourth Proportional to 1,526,906.96, 2,290,358.92 and 389,669.19

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Solution

The fourth proportional to 1,526,906.96, 2,290,358.92 and 389,669.19 is: 584,503.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,906.96 : 2,290,358.92 = 389,669.19 : x
  2. Step 2: Convert to fraction form
    1,526,906.96/2,290,358.92 = 389,669.19/x
  3. Step 3: Cross multiply
    1,526,906.96x = 2,290,358.92 × 389,669.19
  4. Step 4: Simplify right side
    1,526,906.96x = 892,482,305,165.68
  5. Step 5: Solve for x
    x = 892,482,305,165.68/1,526,906.96
  6. Step 6: Final answer
    x = 584,503.40

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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.