Home / 2,160,696.40-3,237,837.28-879,736.76

Finding the Fourth Proportional to 2,160,696.40, 3,237,837.28 and 879,736.76

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Solution

The fourth proportional to 2,160,696.40, 3,237,837.28 and 879,736.76 is: 1,318,299.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160,696.40 : 3,237,837.28 = 879,736.76 : x
  2. Step 2: Convert to fraction form
    2,160,696.40/3,237,837.28 = 879,736.76/x
  3. Step 3: Cross multiply
    2,160,696.40x = 3,237,837.28 × 879,736.76
  4. Step 4: Simplify right side
    2,160,696.40x = 2,848,444,478,114.41
  5. Step 5: Solve for x
    x = 2,848,444,478,114.41/2,160,696.40
  6. Step 6: Final answer
    x = 1,318,299.27

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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.