Home / 2,955,879.42-4,078,767.06-1,666,642.92

Finding the Fourth Proportional to 2,955,879.42, 4,078,767.06 and 1,666,642.92

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Solution

The fourth proportional to 2,955,879.42, 4,078,767.06 and 1,666,642.92 is: 2,299,771.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955,879.42 : 4,078,767.06 = 1,666,642.92 : x
  2. Step 2: Convert to fraction form
    2,955,879.42/4,078,767.06 = 1,666,642.92/x
  3. Step 3: Cross multiply
    2,955,879.42x = 4,078,767.06 × 1,666,642.92
  4. Step 4: Simplify right side
    2,955,879.42x = 6,797,848,242,878.22
  5. Step 5: Solve for x
    x = 6,797,848,242,878.22/2,955,879.42
  6. Step 6: Final answer
    x = 2,299,771.84

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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.