Home / 3,460,015.79-5,191,134.20-1,663,029.57

Finding the Fourth Proportional to 3,460,015.79, 5,191,134.20 and 1,663,029.57

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Solution

The fourth proportional to 3,460,015.79, 5,191,134.20 and 1,663,029.57 is: 2,495,078.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460,015.79 : 5,191,134.20 = 1,663,029.57 : x
  2. Step 2: Convert to fraction form
    3,460,015.79/5,191,134.20 = 1,663,029.57/x
  3. Step 3: Cross multiply
    3,460,015.79x = 5,191,134.20 × 1,663,029.57
  4. Step 4: Simplify right side
    3,460,015.79x = 8,633,009,693,826.26
  5. Step 5: Solve for x
    x = 8,633,009,693,826.26/3,460,015.79
  6. Step 6: Final answer
    x = 2,495,078.12

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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.