Home / 1,115,383.08-1,539,224.58-632,040.24

Finding the Fourth Proportional to 1,115,383.08, 1,539,224.58 and 632,040.24

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Solution

The fourth proportional to 1,115,383.08, 1,539,224.58 and 632,040.24 is: 872,213.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,383.08 : 1,539,224.58 = 632,040.24 : x
  2. Step 2: Convert to fraction form
    1,115,383.08/1,539,224.58 = 632,040.24/x
  3. Step 3: Cross multiply
    1,115,383.08x = 1,539,224.58 × 632,040.24
  4. Step 4: Simplify right side
    1,115,383.08x = 972,851,872,957.10
  5. Step 5: Solve for x
    x = 972,851,872,957.10/1,115,383.08
  6. Step 6: Final answer
    x = 872,213.22

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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.