Home / 1,270,577.18-1,753,324.88-740,309.51

Finding the Fourth Proportional to 1,270,577.18, 1,753,324.88 and 740,309.51

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Solution

The fourth proportional to 1,270,577.18, 1,753,324.88 and 740,309.51 is: 1,021,585.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,577.18 : 1,753,324.88 = 740,309.51 : x
  2. Step 2: Convert to fraction form
    1,270,577.18/1,753,324.88 = 740,309.51/x
  3. Step 3: Cross multiply
    1,270,577.18x = 1,753,324.88 × 740,309.51
  4. Step 4: Simplify right side
    1,270,577.18x = 1,298,003,083,465.37
  5. Step 5: Solve for x
    x = 1,298,003,083,465.37/1,270,577.18
  6. Step 6: Final answer
    x = 1,021,585.39

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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.