Home / 1,780,613.96-2,457,249.42-964,817.00

Finding the Fourth Proportional to 1,780,613.96, 2,457,249.42 and 964,817.00

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Solution

The fourth proportional to 1,780,613.96, 2,457,249.42 and 964,817.00 is: 1,331,448.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,613.96 : 2,457,249.42 = 964,817.00 : x
  2. Step 2: Convert to fraction form
    1,780,613.96/2,457,249.42 = 964,817.00/x
  3. Step 3: Cross multiply
    1,780,613.96x = 2,457,249.42 × 964,817.00
  4. Step 4: Simplify right side
    1,780,613.96x = 2,370,796,010,584.58
  5. Step 5: Solve for x
    x = 2,370,796,010,584.58/1,780,613.96
  6. Step 6: Final answer
    x = 1,331,448.63

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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.