Home / 1,355,888.54-1,871,121.03-744,051.44

Finding the Fourth Proportional to 1,355,888.54, 1,871,121.03 and 744,051.44

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Solution

The fourth proportional to 1,355,888.54, 1,871,121.03 and 744,051.44 is: 1,026,788.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,888.54 : 1,871,121.03 = 744,051.44 : x
  2. Step 2: Convert to fraction form
    1,355,888.54/1,871,121.03 = 744,051.44/x
  3. Step 3: Cross multiply
    1,355,888.54x = 1,871,121.03 × 744,051.44
  4. Step 4: Simplify right side
    1,355,888.54x = 1,392,210,296,785.78
  5. Step 5: Solve for x
    x = 1,392,210,296,785.78/1,355,888.54
  6. Step 6: Final answer
    x = 1,026,788.16

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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.