Home / 1,355,844.19-1,871,059.84-744,007.19

Finding the Fourth Proportional to 1,355,844.19, 1,871,059.84 and 744,007.19

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Solution

The fourth proportional to 1,355,844.19, 1,871,059.84 and 744,007.19 is: 1,026,727.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,844.19 : 1,871,059.84 = 744,007.19 : x
  2. Step 2: Convert to fraction form
    1,355,844.19/1,871,059.84 = 744,007.19/x
  3. Step 3: Cross multiply
    1,355,844.19x = 1,871,059.84 × 744,007.19
  4. Step 4: Simplify right side
    1,355,844.19x = 1,392,081,964,524.95
  5. Step 5: Solve for x
    x = 1,392,081,964,524.95/1,355,844.19
  6. Step 6: Final answer
    x = 1,026,727.10

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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.