Home / 1,916,595.29-2,644,855.17-1,057,137.10

Finding the Fourth Proportional to 1,916,595.29, 2,644,855.17 and 1,057,137.10

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Solution

The fourth proportional to 1,916,595.29, 2,644,855.17 and 1,057,137.10 is: 1,458,823.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,595.29 : 2,644,855.17 = 1,057,137.10 : x
  2. Step 2: Convert to fraction form
    1,916,595.29/2,644,855.17 = 1,057,137.10/x
  3. Step 3: Cross multiply
    1,916,595.29x = 2,644,855.17 × 1,057,137.10
  4. Step 4: Simplify right side
    1,916,595.29x = 2,795,974,513,757.40
  5. Step 5: Solve for x
    x = 2,795,974,513,757.40/1,916,595.29
  6. Step 6: Final answer
    x = 1,458,823.64

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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.