Home / 1,020,203.74-1,407,891.96-561,324.34

Finding the Fourth Proportional to 1,020,203.74, 1,407,891.96 and 561,324.34

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Solution

The fourth proportional to 1,020,203.74, 1,407,891.96 and 561,324.34 is: 774,633.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,203.74 : 1,407,891.96 = 561,324.34 : x
  2. Step 2: Convert to fraction form
    1,020,203.74/1,407,891.96 = 561,324.34/x
  3. Step 3: Cross multiply
    1,020,203.74x = 1,407,891.96 × 561,324.34
  4. Step 4: Simplify right side
    1,020,203.74x = 790,284,025,238.31
  5. Step 5: Solve for x
    x = 790,284,025,238.31/1,020,203.74
  6. Step 6: Final answer
    x = 774,633.53

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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.