Home / 1,243,954.80-1,716,373.63-699,892.07

Finding the Fourth Proportional to 1,243,954.80, 1,716,373.63 and 699,892.07

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Solution

The fourth proportional to 1,243,954.80, 1,716,373.63 and 699,892.07 is: 965,691.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,954.80 : 1,716,373.63 = 699,892.07 : x
  2. Step 2: Convert to fraction form
    1,243,954.80/1,716,373.63 = 699,892.07/x
  3. Step 3: Cross multiply
    1,243,954.80x = 1,716,373.63 × 699,892.07
  4. Step 4: Simplify right side
    1,243,954.80x = 1,201,276,301,514.01
  5. Step 5: Solve for x
    x = 1,201,276,301,514.01/1,243,954.80
  6. Step 6: Final answer
    x = 965,691.28

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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.