Home / 2,902,077-4,004,934.30-1,612,971.72

Finding the Fourth Proportional to 2,902,077, 4,004,934.30 and 1,612,971.72

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Solution

The fourth proportional to 2,902,077, 4,004,934.30 and 1,612,971.72 is: 2,225,938.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,902,077 : 4,004,934.30 = 1,612,971.72 : x
  2. Step 2: Convert to fraction form
    2,902,077/4,004,934.30 = 1,612,971.72/x
  3. Step 3: Cross multiply
    2,902,077x = 4,004,934.30 × 1,612,971.72
  4. Step 4: Simplify right side
    2,902,077x = 6,459,845,766,358.00
  5. Step 5: Solve for x
    x = 6,459,845,766,358.00/2,902,077
  6. Step 6: Final answer
    x = 2,225,938.79

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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.