Home / 2,956,642.47-4,080,305.48-1,667,456.19

Finding the Fourth Proportional to 2,956,642.47, 4,080,305.48 and 1,667,456.19

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Solution

The fourth proportional to 2,956,642.47, 4,080,305.48 and 1,667,456.19 is: 2,301,167.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956,642.47 : 4,080,305.48 = 1,667,456.19 : x
  2. Step 2: Convert to fraction form
    2,956,642.47/4,080,305.48 = 1,667,456.19/x
  3. Step 3: Cross multiply
    2,956,642.47x = 4,080,305.48 × 1,667,456.19
  4. Step 4: Simplify right side
    2,956,642.47x = 6,803,730,621,379.64
  5. Step 5: Solve for x
    x = 6,803,730,621,379.64/2,956,642.47
  6. Step 6: Final answer
    x = 2,301,167.86

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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.