Home / 5,193,551.61-7,790,486.12-1,781,790.35

Finding the Fourth Proportional to 5,193,551.61, 7,790,486.12 and 1,781,790.35

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Solution

The fourth proportional to 5,193,551.61, 7,790,486.12 and 1,781,790.35 is: 2,672,739.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193,551.61 : 7,790,486.12 = 1,781,790.35 : x
  2. Step 2: Convert to fraction form
    5,193,551.61/7,790,486.12 = 1,781,790.35/x
  3. Step 3: Cross multiply
    5,193,551.61x = 7,790,486.12 × 1,781,790.35
  4. Step 4: Simplify right side
    5,193,551.61x = 13,881,012,949,245.27
  5. Step 5: Solve for x
    x = 13,881,012,949,245.27/5,193,551.61
  6. Step 6: Final answer
    x = 2,672,739.97

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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.