Home / 1,410,109.92-2,113,064.64-779,204.16

Finding the Fourth Proportional to 1,410,109.92, 2,113,064.64 and 779,204.16

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Solution

The fourth proportional to 1,410,109.92, 2,113,064.64 and 779,204.16 is: 1,167,645.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,109.92 : 2,113,064.64 = 779,204.16 : x
  2. Step 2: Convert to fraction form
    1,410,109.92/2,113,064.64 = 779,204.16/x
  3. Step 3: Cross multiply
    1,410,109.92x = 2,113,064.64 × 779,204.16
  4. Step 4: Simplify right side
    1,410,109.92x = 1,646,508,757,836.90
  5. Step 5: Solve for x
    x = 1,646,508,757,836.90/1,410,109.92
  6. Step 6: Final answer
    x = 1,167,645.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.