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Finding the Fourth Proportional to 1,835,914.32, 2,751,902.64 and 887,981.04

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Solution

The fourth proportional to 1,835,914.32, 2,751,902.64 and 887,981.04 is: 1,331,019.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835,914.32 : 2,751,902.64 = 887,981.04 : x
  2. Step 2: Convert to fraction form
    1,835,914.32/2,751,902.64 = 887,981.04/x
  3. Step 3: Cross multiply
    1,835,914.32x = 2,751,902.64 × 887,981.04
  4. Step 4: Simplify right side
    1,835,914.32x = 2,443,637,368,245.95
  5. Step 5: Solve for x
    x = 2,443,637,368,245.95/1,835,914.32
  6. Step 6: Final answer
    x = 1,331,019.29

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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.