Home / 4,317,619.42-6,478,451.55-2,127,995.41

Finding the Fourth Proportional to 4,317,619.42, 6,478,451.55 and 2,127,995.41

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Solution

The fourth proportional to 4,317,619.42, 6,478,451.55 and 2,127,995.41 is: 3,192,989.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,317,619.42 : 6,478,451.55 = 2,127,995.41 : x
  2. Step 2: Convert to fraction form
    4,317,619.42/6,478,451.55 = 2,127,995.41/x
  3. Step 3: Cross multiply
    4,317,619.42x = 6,478,451.55 × 2,127,995.41
  4. Step 4: Simplify right side
    4,317,619.42x = 13,786,115,152,273.37
  5. Step 5: Solve for x
    x = 13,786,115,152,273.37/4,317,619.42
  6. Step 6: Final answer
    x = 3,192,989.89

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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.