Home / 1,461,036.78-2,016,226.08-816,456.96

Finding the Fourth Proportional to 1,461,036.78, 2,016,226.08 and 816,456.96

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Solution

The fourth proportional to 1,461,036.78, 2,016,226.08 and 816,456.96 is: 1,126,707.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,036.78 : 2,016,226.08 = 816,456.96 : x
  2. Step 2: Convert to fraction form
    1,461,036.78/2,016,226.08 = 816,456.96/x
  3. Step 3: Cross multiply
    1,461,036.78x = 2,016,226.08 × 816,456.96
  4. Step 4: Simplify right side
    1,461,036.78x = 1,646,161,815,949.52
  5. Step 5: Solve for x
    x = 1,646,161,815,949.52/1,461,036.78
  6. Step 6: Final answer
    x = 1,126,707.99

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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.