Home / 2,710,831.37-4,066,276.21-817,589.21

Finding the Fourth Proportional to 2,710,831.37, 4,066,276.21 and 817,589.21

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Solution

The fourth proportional to 2,710,831.37, 4,066,276.21 and 817,589.21 is: 1,226,392.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,710,831.37 : 4,066,276.21 = 817,589.21 : x
  2. Step 2: Convert to fraction form
    2,710,831.37/4,066,276.21 = 817,589.21/x
  3. Step 3: Cross multiply
    2,710,831.37x = 4,066,276.21 × 817,589.21
  4. Step 4: Simplify right side
    2,710,831.37x = 3,324,543,531,800.34
  5. Step 5: Solve for x
    x = 3,324,543,531,800.34/2,710,831.37
  6. Step 6: Final answer
    x = 1,226,392.60

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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.