Home / 1,296,055.44-1,788,646.32-723,207.24

Finding the Fourth Proportional to 1,296,055.44, 1,788,646.32 and 723,207.24

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Solution

The fourth proportional to 1,296,055.44, 1,788,646.32 and 723,207.24 is: 998,076.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,055.44 : 1,788,646.32 = 723,207.24 : x
  2. Step 2: Convert to fraction form
    1,296,055.44/1,788,646.32 = 723,207.24/x
  3. Step 3: Cross multiply
    1,296,055.44x = 1,788,646.32 × 723,207.24
  4. Step 4: Simplify right side
    1,296,055.44x = 1,293,561,968,423.36
  5. Step 5: Solve for x
    x = 1,293,561,968,423.36/1,296,055.44
  6. Step 6: Final answer
    x = 998,076.11

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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.