Home / 1,965,802.40-2,711,766.82-1,352,891.06

Finding the Fourth Proportional to 1,965,802.40, 2,711,766.82 and 1,352,891.06

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Solution

The fourth proportional to 1,965,802.40, 2,711,766.82 and 1,352,891.06 is: 1,866,273.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,802.40 : 2,711,766.82 = 1,352,891.06 : x
  2. Step 2: Convert to fraction form
    1,965,802.40/2,711,766.82 = 1,352,891.06/x
  3. Step 3: Cross multiply
    1,965,802.40x = 2,711,766.82 × 1,352,891.06
  4. Step 4: Simplify right side
    1,965,802.40x = 3,668,725,080,818.17
  5. Step 5: Solve for x
    x = 3,668,725,080,818.17/1,965,802.40
  6. Step 6: Final answer
    x = 1,866,273.58

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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.