Home / 1,122,674.88-1,549,273.20-613,366.32

Finding the Fourth Proportional to 1,122,674.88, 1,549,273.20 and 613,366.32

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Solution

The fourth proportional to 1,122,674.88, 1,549,273.20 and 613,366.32 is: 846,435.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,674.88 : 1,549,273.20 = 613,366.32 : x
  2. Step 2: Convert to fraction form
    1,122,674.88/1,549,273.20 = 613,366.32/x
  3. Step 3: Cross multiply
    1,122,674.88x = 1,549,273.20 × 613,366.32
  4. Step 4: Simplify right side
    1,122,674.88x = 950,272,001,358.62
  5. Step 5: Solve for x
    x = 950,272,001,358.62/1,122,674.88
  6. Step 6: Final answer
    x = 846,435.61

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Double scale
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1.5x scale

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.