Home / 1,561,324.48-2,155,222.34-1,017,592.52

Finding the Fourth Proportional to 1,561,324.48, 2,155,222.34 and 1,017,592.52

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Solution

The fourth proportional to 1,561,324.48, 2,155,222.34 and 1,017,592.52 is: 1,404,665.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561,324.48 : 2,155,222.34 = 1,017,592.52 : x
  2. Step 2: Convert to fraction form
    1,561,324.48/2,155,222.34 = 1,017,592.52/x
  3. Step 3: Cross multiply
    1,561,324.48x = 2,155,222.34 × 1,017,592.52
  4. Step 4: Simplify right side
    1,561,324.48x = 2,193,138,132,120.90
  5. Step 5: Solve for x
    x = 2,193,138,132,120.90/1,561,324.48
  6. Step 6: Final answer
    x = 1,404,665.18

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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.