Home / 2,516,499.07-3,472,644.75-1,428,627.89

Finding the Fourth Proportional to 2,516,499.07, 3,472,644.75 and 1,428,627.89

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Solution

The fourth proportional to 2,516,499.07, 3,472,644.75 and 1,428,627.89 is: 1,971,436.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,516,499.07 : 3,472,644.75 = 1,428,627.89 : x
  2. Step 2: Convert to fraction form
    2,516,499.07/3,472,644.75 = 1,428,627.89/x
  3. Step 3: Cross multiply
    2,516,499.07x = 3,472,644.75 × 1,428,627.89
  4. Step 4: Simplify right side
    2,516,499.07x = 4,961,117,141,912.08
  5. Step 5: Solve for x
    x = 4,961,117,141,912.08/2,516,499.07
  6. Step 6: Final answer
    x = 1,971,436.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.