Home / 2,266,884.95-3,128,063.40-1,286,511.77

Finding the Fourth Proportional to 2,266,884.95, 3,128,063.40 and 1,286,511.77

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Solution

The fourth proportional to 2,266,884.95, 3,128,063.40 and 1,286,511.77 is: 1,775,251.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,266,884.95 : 3,128,063.40 = 1,286,511.77 : x
  2. Step 2: Convert to fraction form
    2,266,884.95/3,128,063.40 = 1,286,511.77/x
  3. Step 3: Cross multiply
    2,266,884.95x = 3,128,063.40 × 1,286,511.77
  4. Step 4: Simplify right side
    2,266,884.95x = 4,024,290,389,226.38
  5. Step 5: Solve for x
    x = 4,024,290,389,226.38/2,266,884.95
  6. Step 6: Final answer
    x = 1,775,251.28

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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.