Home / 2,316,314.88-3,196,645.92-1,298,047.68

Finding the Fourth Proportional to 2,316,314.88, 3,196,645.92 and 1,298,047.68

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Solution

The fourth proportional to 2,316,314.88, 3,196,645.92 and 1,298,047.68 is: 1,791,379.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,316,314.88 : 3,196,645.92 = 1,298,047.68 : x
  2. Step 2: Convert to fraction form
    2,316,314.88/3,196,645.92 = 1,298,047.68/x
  3. Step 3: Cross multiply
    2,316,314.88x = 3,196,645.92 × 1,298,047.68
  4. Step 4: Simplify right side
    2,316,314.88x = 4,149,398,820,237.47
  5. Step 5: Solve for x
    x = 4,149,398,820,237.47/2,316,314.88
  6. Step 6: Final answer
    x = 1,791,379.43

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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.