Home / 4,097,405.20-6,147,029.40-1,257,648.40

Finding the Fourth Proportional to 4,097,405.20, 6,147,029.40 and 1,257,648.40

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Solution

The fourth proportional to 4,097,405.20, 6,147,029.40 and 1,257,648.40 is: 1,886,755.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,097,405.20 : 6,147,029.40 = 1,257,648.40 : x
  2. Step 2: Convert to fraction form
    4,097,405.20/6,147,029.40 = 1,257,648.40/x
  3. Step 3: Cross multiply
    4,097,405.20x = 6,147,029.40 × 1,257,648.40
  4. Step 4: Simplify right side
    4,097,405.20x = 7,730,801,689,662.96
  5. Step 5: Solve for x
    x = 7,730,801,689,662.96/4,097,405.20
  6. Step 6: Final answer
    x = 1,886,755.47

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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.