Home / 1,051,646.76-1,578,867.66-711,233.64

Finding the Fourth Proportional to 1,051,646.76, 1,578,867.66 and 711,233.64

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Solution

The fourth proportional to 1,051,646.76, 1,578,867.66 and 711,233.64 is: 1,067,795.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,646.76 : 1,578,867.66 = 711,233.64 : x
  2. Step 2: Convert to fraction form
    1,051,646.76/1,578,867.66 = 711,233.64/x
  3. Step 3: Cross multiply
    1,051,646.76x = 1,578,867.66 × 711,233.64
  4. Step 4: Simplify right side
    1,051,646.76x = 1,122,943,792,900.08
  5. Step 5: Solve for x
    x = 1,122,943,792,900.08/1,051,646.76
  6. Step 6: Final answer
    x = 1,067,795.61

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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.