Home / 1,461,171.66-2,016,379.08-816,597.15

Finding the Fourth Proportional to 1,461,171.66, 2,016,379.08 and 816,597.15

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Solution

The fourth proportional to 1,461,171.66, 2,016,379.08 and 816,597.15 is: 1,126,882.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,171.66 : 2,016,379.08 = 816,597.15 : x
  2. Step 2: Convert to fraction form
    1,461,171.66/2,016,379.08 = 816,597.15/x
  3. Step 3: Cross multiply
    1,461,171.66x = 2,016,379.08 × 816,597.15
  4. Step 4: Simplify right side
    1,461,171.66x = 1,646,569,410,047.62
  5. Step 5: Solve for x
    x = 1,646,569,410,047.62/1,461,171.66
  6. Step 6: Final answer
    x = 1,126,882.94

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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.