Home / 1,671,168.48-2,305,969.20-955,638.24

Finding the Fourth Proportional to 1,671,168.48, 2,305,969.20 and 955,638.24

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Solution

The fourth proportional to 1,671,168.48, 2,305,969.20 and 955,638.24 is: 1,318,641.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,671,168.48 : 2,305,969.20 = 955,638.24 : x
  2. Step 2: Convert to fraction form
    1,671,168.48/2,305,969.20 = 955,638.24/x
  3. Step 3: Cross multiply
    1,671,168.48x = 2,305,969.20 × 955,638.24
  4. Step 4: Simplify right side
    1,671,168.48x = 2,203,672,347,782.21
  5. Step 5: Solve for x
    x = 2,203,672,347,782.21/1,671,168.48
  6. Step 6: Final answer
    x = 1,318,641.64

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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.