Home / 3,826,831.83-5,281,028.21-2,107,952.34

Finding the Fourth Proportional to 3,826,831.83, 5,281,028.21 and 2,107,952.34

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Solution

The fourth proportional to 3,826,831.83, 5,281,028.21 and 2,107,952.34 is: 2,908,974.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826,831.83 : 5,281,028.21 = 2,107,952.34 : x
  2. Step 2: Convert to fraction form
    3,826,831.83/5,281,028.21 = 2,107,952.34/x
  3. Step 3: Cross multiply
    3,826,831.83x = 5,281,028.21 × 2,107,952.34
  4. Step 4: Simplify right side
    3,826,831.83x = 11,132,155,772,875.51
  5. Step 5: Solve for x
    x = 11,132,155,772,875.51/3,826,831.83
  6. Step 6: Final answer
    x = 2,908,974.39

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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.