Home / 1,726,462.12-2,384,022.08-1,082,988.40

Finding the Fourth Proportional to 1,726,462.12, 2,384,022.08 and 1,082,988.40

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Solution

The fourth proportional to 1,726,462.12, 2,384,022.08 and 1,082,988.40 is: 1,495,467.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726,462.12 : 2,384,022.08 = 1,082,988.40 : x
  2. Step 2: Convert to fraction form
    1,726,462.12/2,384,022.08 = 1,082,988.40/x
  3. Step 3: Cross multiply
    1,726,462.12x = 2,384,022.08 × 1,082,988.40
  4. Step 4: Simplify right side
    1,726,462.12x = 2,581,868,257,983.87
  5. Step 5: Solve for x
    x = 2,581,868,257,983.87/1,726,462.12
  6. Step 6: Final answer
    x = 1,495,467.65

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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.