Home / 1,914,526.80-2,642,047.01-1,055,087.05

Finding the Fourth Proportional to 1,914,526.80, 2,642,047.01 and 1,055,087.05

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Solution

The fourth proportional to 1,914,526.80, 2,642,047.01 and 1,055,087.05 is: 1,456,020.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,526.80 : 2,642,047.01 = 1,055,087.05 : x
  2. Step 2: Convert to fraction form
    1,914,526.80/2,642,047.01 = 1,055,087.05/x
  3. Step 3: Cross multiply
    1,914,526.80x = 2,642,047.01 × 1,055,087.05
  4. Step 4: Simplify right side
    1,914,526.80x = 2,787,589,599,853.21
  5. Step 5: Solve for x
    x = 2,787,589,599,853.21/1,914,526.80
  6. Step 6: Final answer
    x = 1,456,020.15

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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.