Home / 1,884,690-2,827,942.20-938,143.44

Finding the Fourth Proportional to 1,884,690, 2,827,942.20 and 938,143.44

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Solution

The fourth proportional to 1,884,690, 2,827,942.20 and 938,143.44 is: 1,407,666.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,884,690 : 2,827,942.20 = 938,143.44 : x
  2. Step 2: Convert to fraction form
    1,884,690/2,827,942.20 = 938,143.44/x
  3. Step 3: Cross multiply
    1,884,690x = 2,827,942.20 × 938,143.44
  4. Step 4: Simplify right side
    1,884,690x = 2,653,015,423,629.17
  5. Step 5: Solve for x
    x = 2,653,015,423,629.17/1,884,690
  6. Step 6: Final answer
    x = 1,407,666.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.