Home / 1,122,750.96-1,549,378.08-613,442.40

Finding the Fourth Proportional to 1,122,750.96, 1,549,378.08 and 613,442.40

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Solution

The fourth proportional to 1,122,750.96, 1,549,378.08 and 613,442.40 is: 846,540.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,750.96 : 1,549,378.08 = 613,442.40 : x
  2. Step 2: Convert to fraction form
    1,122,750.96/1,549,378.08 = 613,442.40/x
  3. Step 3: Cross multiply
    1,122,750.96x = 1,549,378.08 × 613,442.40
  4. Step 4: Simplify right side
    1,122,750.96x = 950,454,207,902.59
  5. Step 5: Solve for x
    x = 950,454,207,902.59/1,122,750.96
  6. Step 6: Final answer
    x = 846,540.54

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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.