Home / 1,122,442.48-1,549,004.56-613,177.64

Finding the Fourth Proportional to 1,122,442.48, 1,549,004.56 and 613,177.64

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Solution

The fourth proportional to 1,122,442.48, 1,549,004.56 and 613,177.64 is: 846,203.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,442.48 : 1,549,004.56 = 613,177.64 : x
  2. Step 2: Convert to fraction form
    1,122,442.48/1,549,004.56 = 613,177.64/x
  3. Step 3: Cross multiply
    1,122,442.48x = 1,549,004.56 × 613,177.64
  4. Step 4: Simplify right side
    1,122,442.48x = 949,814,960,450.04
  5. Step 5: Solve for x
    x = 949,814,960,450.04/1,122,442.48
  6. Step 6: Final answer
    x = 846,203.68

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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.