Home / 1,335,462.78-1,842,940.26-723,615.06

Finding the Fourth Proportional to 1,335,462.78, 1,842,940.26 and 723,615.06

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Solution

The fourth proportional to 1,335,462.78, 1,842,940.26 and 723,615.06 is: 998,589.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,462.78 : 1,842,940.26 = 723,615.06 : x
  2. Step 2: Convert to fraction form
    1,335,462.78/1,842,940.26 = 723,615.06/x
  3. Step 3: Cross multiply
    1,335,462.78x = 1,842,940.26 × 723,615.06
  4. Step 4: Simplify right side
    1,335,462.78x = 1,333,579,329,614.63
  5. Step 5: Solve for x
    x = 1,333,579,329,614.63/1,335,462.78
  6. Step 6: Final answer
    x = 998,589.66

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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.