Home / 2,953,834.76-4,430,358.48-823,740.50

Finding the Fourth Proportional to 2,953,834.76, 4,430,358.48 and 823,740.50

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Solution

The fourth proportional to 2,953,834.76, 4,430,358.48 and 823,740.50 is: 1,235,500.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953,834.76 : 4,430,358.48 = 823,740.50 : x
  2. Step 2: Convert to fraction form
    2,953,834.76/4,430,358.48 = 823,740.50/x
  3. Step 3: Cross multiply
    2,953,834.76x = 4,430,358.48 × 823,740.50
  4. Step 4: Simplify right side
    2,953,834.76x = 3,649,465,723,659.36
  5. Step 5: Solve for x
    x = 3,649,465,723,659.36/2,953,834.76
  6. Step 6: Final answer
    x = 1,235,500.97

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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.