Home / 1,890,915-2,834,781.54-879,523.08

Finding the Fourth Proportional to 1,890,915, 2,834,781.54 and 879,523.08

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Solution

The fourth proportional to 1,890,915, 2,834,781.54 and 879,523.08 is: 1,318,544.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,915 : 2,834,781.54 = 879,523.08 : x
  2. Step 2: Convert to fraction form
    1,890,915/2,834,781.54 = 879,523.08/x
  3. Step 3: Cross multiply
    1,890,915x = 2,834,781.54 × 879,523.08
  4. Step 4: Simplify right side
    1,890,915x = 2,493,255,791,187.94
  5. Step 5: Solve for x
    x = 2,493,255,791,187.94/1,890,915
  6. Step 6: Final answer
    x = 1,318,544.62

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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.