Home / 1,412,464.23-1,949,212.96-767,884.86

Finding the Fourth Proportional to 1,412,464.23, 1,949,212.96 and 767,884.86

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Solution

The fourth proportional to 1,412,464.23, 1,949,212.96 and 767,884.86 is: 1,059,687.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,464.23 : 1,949,212.96 = 767,884.86 : x
  2. Step 2: Convert to fraction form
    1,412,464.23/1,949,212.96 = 767,884.86/x
  3. Step 3: Cross multiply
    1,412,464.23x = 1,949,212.96 × 767,884.86
  4. Step 4: Simplify right side
    1,412,464.23x = 1,496,771,118,980.07
  5. Step 5: Solve for x
    x = 1,496,771,118,980.07/1,412,464.23
  6. Step 6: Final answer
    x = 1,059,687.80

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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.