Home / 1,244,468.81-1,866,746.96-711,744.77

Finding the Fourth Proportional to 1,244,468.81, 1,866,746.96 and 711,744.77

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Solution

The fourth proportional to 1,244,468.81, 1,866,746.96 and 711,744.77 is: 1,067,642.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,468.81 : 1,866,746.96 = 711,744.77 : x
  2. Step 2: Convert to fraction form
    1,244,468.81/1,866,746.96 = 711,744.77/x
  3. Step 3: Cross multiply
    1,244,468.81x = 1,866,746.96 × 711,744.77
  4. Step 4: Simplify right side
    1,244,468.81x = 1,328,647,389,470.59
  5. Step 5: Solve for x
    x = 1,328,647,389,470.59/1,244,468.81
  6. Step 6: Final answer
    x = 1,067,642.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.