Home / 1,122,608.64-1,549,198.08-613,310.88

Finding the Fourth Proportional to 1,122,608.64, 1,549,198.08 and 613,310.88

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Solution

The fourth proportional to 1,122,608.64, 1,549,198.08 and 613,310.88 is: 846,368.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,608.64 : 1,549,198.08 = 613,310.88 : x
  2. Step 2: Convert to fraction form
    1,122,608.64/1,549,198.08 = 613,310.88/x
  3. Step 3: Cross multiply
    1,122,608.64x = 1,549,198.08 × 613,310.88
  4. Step 4: Simplify right side
    1,122,608.64x = 950,140,037,739.11
  5. Step 5: Solve for x
    x = 950,140,037,739.11/1,122,608.64
  6. Step 6: Final answer
    x = 846,368.01

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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.