Home / 6,410,590.40-9,607,720.80-2,619,790.40

Finding the Fourth Proportional to 6,410,590.40, 9,607,720.80 and 2,619,790.40

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Solution

The fourth proportional to 6,410,590.40, 9,607,720.80 and 2,619,790.40 is: 3,926,348.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,410,590.40 : 9,607,720.80 = 2,619,790.40 : x
  2. Step 2: Convert to fraction form
    6,410,590.40/9,607,720.80 = 2,619,790.40/x
  3. Step 3: Cross multiply
    6,410,590.40x = 9,607,720.80 × 2,619,790.40
  4. Step 4: Simplify right side
    6,410,590.40x = 25,170,214,717,720.32
  5. Step 5: Solve for x
    x = 25,170,214,717,720.32/6,410,590.40
  6. Step 6: Final answer
    x = 3,926,348.92

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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.