Home / 1,288,007.16-1,941,268.75-1,110,238.17

Finding the Fourth Proportional to 1,288,007.16, 1,941,268.75 and 1,110,238.17

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Solution

The fourth proportional to 1,288,007.16, 1,941,268.75 and 1,110,238.17 is: 1,673,337.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,288,007.16 : 1,941,268.75 = 1,110,238.17 : x
  2. Step 2: Convert to fraction form
    1,288,007.16/1,941,268.75 = 1,110,238.17/x
  3. Step 3: Cross multiply
    1,288,007.16x = 1,941,268.75 × 1,110,238.17
  4. Step 4: Simplify right side
    1,288,007.16x = 2,155,270,664,478.19
  5. Step 5: Solve for x
    x = 2,155,270,664,478.19/1,288,007.16
  6. Step 6: Final answer
    x = 1,673,337.49

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.