Home / 1,881,791.20-2,596,684.20-1,065,831.92

Finding the Fourth Proportional to 1,881,791.20, 2,596,684.20 and 1,065,831.92

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Solution

The fourth proportional to 1,881,791.20, 2,596,684.20 and 1,065,831.92 is: 1,470,741.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,791.20 : 2,596,684.20 = 1,065,831.92 : x
  2. Step 2: Convert to fraction form
    1,881,791.20/2,596,684.20 = 1,065,831.92/x
  3. Step 3: Cross multiply
    1,881,791.20x = 2,596,684.20 × 1,065,831.92
  4. Step 4: Simplify right side
    1,881,791.20x = 2,767,628,906,519.66
  5. Step 5: Solve for x
    x = 2,767,628,906,519.66/1,881,791.20
  6. Step 6: Final answer
    x = 1,470,741.76

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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.