Home / 1,858,095.60-2,787,143.40-1,663,233.90

Finding the Fourth Proportional to 1,858,095.60, 2,787,143.40 and 1,663,233.90

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Solution

The fourth proportional to 1,858,095.60, 2,787,143.40 and 1,663,233.90 is: 2,494,850.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,095.60 : 2,787,143.40 = 1,663,233.90 : x
  2. Step 2: Convert to fraction form
    1,858,095.60/2,787,143.40 = 1,663,233.90/x
  3. Step 3: Cross multiply
    1,858,095.60x = 2,787,143.40 × 1,663,233.90
  4. Step 4: Simplify right side
    1,858,095.60x = 4,635,671,387,041.26
  5. Step 5: Solve for x
    x = 4,635,671,387,041.26/1,858,095.60
  6. Step 6: Final answer
    x = 2,494,850.85

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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.