Home / 2,176,067.84-3,003,249.76-1,316,635.16

Finding the Fourth Proportional to 2,176,067.84, 3,003,249.76 and 1,316,635.16

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Solution

The fourth proportional to 2,176,067.84, 3,003,249.76 and 1,316,635.16 is: 1,817,123.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,067.84 : 3,003,249.76 = 1,316,635.16 : x
  2. Step 2: Convert to fraction form
    2,176,067.84/3,003,249.76 = 1,316,635.16/x
  3. Step 3: Cross multiply
    2,176,067.84x = 3,003,249.76 × 1,316,635.16
  4. Step 4: Simplify right side
    2,176,067.84x = 3,954,184,209,969.72
  5. Step 5: Solve for x
    x = 3,954,184,209,969.72/2,176,067.84
  6. Step 6: Final answer
    x = 1,817,123.60

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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.