Home / 1,882,009.45-2,821,427.18-816,248.77

Finding the Fourth Proportional to 1,882,009.45, 2,821,427.18 and 816,248.77

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Solution

The fourth proportional to 1,882,009.45, 2,821,427.18 and 816,248.77 is: 1,223,684.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882,009.45 : 2,821,427.18 = 816,248.77 : x
  2. Step 2: Convert to fraction form
    1,882,009.45/2,821,427.18 = 816,248.77/x
  3. Step 3: Cross multiply
    1,882,009.45x = 2,821,427.18 × 816,248.77
  4. Step 4: Simplify right side
    1,882,009.45x = 2,302,986,468,291.89
  5. Step 5: Solve for x
    x = 2,302,986,468,291.89/1,882,009.45
  6. Step 6: Final answer
    x = 1,223,684.86

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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.