Home / 3,820,009.32-5,272,362-2,189,509.92

Finding the Fourth Proportional to 3,820,009.32, 5,272,362 and 2,189,509.92

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Solution

The fourth proportional to 3,820,009.32, 5,272,362 and 2,189,509.92 is: 3,021,953.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820,009.32 : 5,272,362 = 2,189,509.92 : x
  2. Step 2: Convert to fraction form
    3,820,009.32/5,272,362 = 2,189,509.92/x
  3. Step 3: Cross multiply
    3,820,009.32x = 5,272,362 × 2,189,509.92
  4. Step 4: Simplify right side
    3,820,009.32x = 11,543,888,900,831.04
  5. Step 5: Solve for x
    x = 11,543,888,900,831.04/3,820,009.32
  6. Step 6: Final answer
    x = 3,021,953.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.