Home / 1,461,227.40-2,016,496.73-816,647.57

Finding the Fourth Proportional to 1,461,227.40, 2,016,496.73 and 816,647.57

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Solution

The fourth proportional to 1,461,227.40, 2,016,496.73 and 816,647.57 is: 1,126,975.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,227.40 : 2,016,496.73 = 816,647.57 : x
  2. Step 2: Convert to fraction form
    1,461,227.40/2,016,496.73 = 816,647.57/x
  3. Step 3: Cross multiply
    1,461,227.40x = 2,016,496.73 × 816,647.57
  4. Step 4: Simplify right side
    1,461,227.40x = 1,646,767,140,301.72
  5. Step 5: Solve for x
    x = 1,646,767,140,301.72/1,461,227.40
  6. Step 6: Final answer
    x = 1,126,975.27

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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.