Home / 4,395,275.76-6,581,101.44-2,789,142.96

Finding the Fourth Proportional to 4,395,275.76, 6,581,101.44 and 2,789,142.96

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Solution

The fourth proportional to 4,395,275.76, 6,581,101.44 and 2,789,142.96 is: 4,176,218.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,395,275.76 : 6,581,101.44 = 2,789,142.96 : x
  2. Step 2: Convert to fraction form
    4,395,275.76/6,581,101.44 = 2,789,142.96/x
  3. Step 3: Cross multiply
    4,395,275.76x = 6,581,101.44 × 2,789,142.96
  4. Step 4: Simplify right side
    4,395,275.76x = 18,355,632,750,421.86
  5. Step 5: Solve for x
    x = 18,355,632,750,421.86/4,395,275.76
  6. Step 6: Final answer
    x = 4,176,218.68

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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.