Home / 2,915,902.67-4,375,806.30-1,210,047.63

Finding the Fourth Proportional to 2,915,902.67, 4,375,806.30 and 1,210,047.63

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Solution

The fourth proportional to 2,915,902.67, 4,375,806.30 and 1,210,047.63 is: 1,815,881.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915,902.67 : 4,375,806.30 = 1,210,047.63 : x
  2. Step 2: Convert to fraction form
    2,915,902.67/4,375,806.30 = 1,210,047.63/x
  3. Step 3: Cross multiply
    2,915,902.67x = 4,375,806.30 × 1,210,047.63
  4. Step 4: Simplify right side
    2,915,902.67x = 5,294,934,026,244.80
  5. Step 5: Solve for x
    x = 5,294,934,026,244.80/2,915,902.67
  6. Step 6: Final answer
    x = 1,815,881.61

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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.