Home / 1,868,333.30-2,578,490.43-1,143,659.90

Finding the Fourth Proportional to 1,868,333.30, 2,578,490.43 and 1,143,659.90

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Solution

The fourth proportional to 1,868,333.30, 2,578,490.43 and 1,143,659.90 is: 1,578,367.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,333.30 : 2,578,490.43 = 1,143,659.90 : x
  2. Step 2: Convert to fraction form
    1,868,333.30/2,578,490.43 = 1,143,659.90/x
  3. Step 3: Cross multiply
    1,868,333.30x = 2,578,490.43 × 1,143,659.90
  4. Step 4: Simplify right side
    1,868,333.30x = 2,948,916,107,324.76
  5. Step 5: Solve for x
    x = 2,948,916,107,324.76/1,868,333.30
  6. Step 6: Final answer
    x = 1,578,367.26

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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.