Home / 1,914,555.89-2,642,087.16-1,055,116.14

Finding the Fourth Proportional to 1,914,555.89, 2,642,087.16 and 1,055,116.14

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Solution

The fourth proportional to 1,914,555.89, 2,642,087.16 and 1,055,116.14 is: 1,456,060.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,555.89 : 2,642,087.16 = 1,055,116.14 : x
  2. Step 2: Convert to fraction form
    1,914,555.89/2,642,087.16 = 1,055,116.14/x
  3. Step 3: Cross multiply
    1,914,555.89x = 2,642,087.16 × 1,055,116.14
  4. Step 4: Simplify right side
    1,914,555.89x = 2,787,708,805,802.76
  5. Step 5: Solve for x
    x = 2,787,708,805,802.76/1,914,555.89
  6. Step 6: Final answer
    x = 1,456,060.29

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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.