Home / 1,831,092.75-2,746,788.57-919,806.50

Finding the Fourth Proportional to 1,831,092.75, 2,746,788.57 and 919,806.50

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Solution

The fourth proportional to 1,831,092.75, 2,746,788.57 and 919,806.50 is: 1,379,784.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831,092.75 : 2,746,788.57 = 919,806.50 : x
  2. Step 2: Convert to fraction form
    1,831,092.75/2,746,788.57 = 919,806.50/x
  3. Step 3: Cross multiply
    1,831,092.75x = 2,746,788.57 × 919,806.50
  4. Step 4: Simplify right side
    1,831,092.75x = 2,526,513,987,678.68
  5. Step 5: Solve for x
    x = 2,526,513,987,678.68/1,831,092.75
  6. Step 6: Final answer
    x = 1,379,784.82

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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.