Home / 1,642,917.80-2,464,609.98-505,774.64

Finding the Fourth Proportional to 1,642,917.80, 2,464,609.98 and 505,774.64

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Solution

The fourth proportional to 1,642,917.80, 2,464,609.98 and 505,774.64 is: 758,733.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,917.80 : 2,464,609.98 = 505,774.64 : x
  2. Step 2: Convert to fraction form
    1,642,917.80/2,464,609.98 = 505,774.64/x
  3. Step 3: Cross multiply
    1,642,917.80x = 2,464,609.98 × 505,774.64
  4. Step 4: Simplify right side
    1,642,917.80x = 1,246,537,225,374.91
  5. Step 5: Solve for x
    x = 1,246,537,225,374.91/1,642,917.80
  6. Step 6: Final answer
    x = 758,733.78

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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.