Home / 2,186,814.43-3,017,430.12-1,268,833.11

Finding the Fourth Proportional to 2,186,814.43, 3,017,430.12 and 1,268,833.11

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Solution

The fourth proportional to 2,186,814.43, 3,017,430.12 and 1,268,833.11 is: 1,750,772.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,814.43 : 3,017,430.12 = 1,268,833.11 : x
  2. Step 2: Convert to fraction form
    2,186,814.43/3,017,430.12 = 1,268,833.11/x
  3. Step 3: Cross multiply
    2,186,814.43x = 3,017,430.12 × 1,268,833.11
  4. Step 4: Simplify right side
    2,186,814.43x = 3,828,615,243,367.27
  5. Step 5: Solve for x
    x = 3,828,615,243,367.27/2,186,814.43
  6. Step 6: Final answer
    x = 1,750,772.81

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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.