Home / 1,921,566.75-2,651,815.71-1,062,182.28

Finding the Fourth Proportional to 1,921,566.75, 2,651,815.71 and 1,062,182.28

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Solution

The fourth proportional to 1,921,566.75, 2,651,815.71 and 1,062,182.28 is: 1,465,841.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,921,566.75 : 2,651,815.71 = 1,062,182.28 : x
  2. Step 2: Convert to fraction form
    1,921,566.75/2,651,815.71 = 1,062,182.28/x
  3. Step 3: Cross multiply
    1,921,566.75x = 2,651,815.71 × 1,062,182.28
  4. Step 4: Simplify right side
    1,921,566.75x = 2,816,711,656,987.62
  5. Step 5: Solve for x
    x = 2,816,711,656,987.62/1,921,566.75
  6. Step 6: Final answer
    x = 1,465,841.17

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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.