Home / 1,449,656.11-2,000,470.57-805,117.81

Finding the Fourth Proportional to 1,449,656.11, 2,000,470.57 and 805,117.81

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Solution

The fourth proportional to 1,449,656.11, 2,000,470.57 and 805,117.81 is: 1,111,032.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,656.11 : 2,000,470.57 = 805,117.81 : x
  2. Step 2: Convert to fraction form
    1,449,656.11/2,000,470.57 = 805,117.81/x
  3. Step 3: Cross multiply
    1,449,656.11x = 2,000,470.57 × 805,117.81
  4. Step 4: Simplify right side
    1,449,656.11x = 1,610,614,484,287.85
  5. Step 5: Solve for x
    x = 1,610,614,484,287.85/1,449,656.11
  6. Step 6: Final answer
    x = 1,111,032.11

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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.