Home / 1,222,464.96-1,833,698.16-423,746.64

Finding the Fourth Proportional to 1,222,464.96, 1,833,698.16 and 423,746.64

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Solution

The fourth proportional to 1,222,464.96, 1,833,698.16 and 423,746.64 is: 635,620.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,464.96 : 1,833,698.16 = 423,746.64 : x
  2. Step 2: Convert to fraction form
    1,222,464.96/1,833,698.16 = 423,746.64/x
  3. Step 3: Cross multiply
    1,222,464.96x = 1,833,698.16 × 423,746.64
  4. Step 4: Simplify right side
    1,222,464.96x = 777,023,434,074.18
  5. Step 5: Solve for x
    x = 777,023,434,074.18/1,222,464.96
  6. Step 6: Final answer
    x = 635,620.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.