Home / 1,843,018.68-2,543,155.52-1,068,488.03

Finding the Fourth Proportional to 1,843,018.68, 2,543,155.52 and 1,068,488.03

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Solution

The fourth proportional to 1,843,018.68, 2,543,155.52 and 1,068,488.03 is: 1,474,391.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843,018.68 : 2,543,155.52 = 1,068,488.03 : x
  2. Step 2: Convert to fraction form
    1,843,018.68/2,543,155.52 = 1,068,488.03/x
  3. Step 3: Cross multiply
    1,843,018.68x = 2,543,155.52 × 1,068,488.03
  4. Step 4: Simplify right side
    1,843,018.68x = 2,717,331,213,490.21
  5. Step 5: Solve for x
    x = 2,717,331,213,490.21/1,843,018.68
  6. Step 6: Final answer
    x = 1,474,391.57

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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.