Home / 2,210,309.18-3,315,452.66-1,909,875.62

Finding the Fourth Proportional to 2,210,309.18, 3,315,452.66 and 1,909,875.62

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Solution

The fourth proportional to 2,210,309.18, 3,315,452.66 and 1,909,875.62 is: 2,864,803.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210,309.18 : 3,315,452.66 = 1,909,875.62 : x
  2. Step 2: Convert to fraction form
    2,210,309.18/3,315,452.66 = 1,909,875.62/x
  3. Step 3: Cross multiply
    2,210,309.18x = 3,315,452.66 × 1,909,875.62
  4. Step 4: Simplify right side
    2,210,309.18x = 6,332,102,204,598.15
  5. Step 5: Solve for x
    x = 6,332,102,204,598.15/2,210,309.18
  6. Step 6: Final answer
    x = 2,864,803.83

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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.