Home / 2,767,046.69-4,151,831.16-1,420,155.14

Finding the Fourth Proportional to 2,767,046.69, 4,151,831.16 and 1,420,155.14

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Solution

The fourth proportional to 2,767,046.69, 4,151,831.16 and 1,420,155.14 is: 2,130,879.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767,046.69 : 4,151,831.16 = 1,420,155.14 : x
  2. Step 2: Convert to fraction form
    2,767,046.69/4,151,831.16 = 1,420,155.14/x
  3. Step 3: Cross multiply
    2,767,046.69x = 4,151,831.16 × 1,420,155.14
  4. Step 4: Simplify right side
    2,767,046.69x = 5,896,244,337,976.62
  5. Step 5: Solve for x
    x = 5,896,244,337,976.62/2,767,046.69
  6. Step 6: Final answer
    x = 2,130,879.96

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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.