Home / 2,899,388.40-4,350,119.40-1,217,007.60

Finding the Fourth Proportional to 2,899,388.40, 4,350,119.40 and 1,217,007.60

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Solution

The fourth proportional to 2,899,388.40, 4,350,119.40 and 1,217,007.60 is: 1,825,946.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899,388.40 : 4,350,119.40 = 1,217,007.60 : x
  2. Step 2: Convert to fraction form
    2,899,388.40/4,350,119.40 = 1,217,007.60/x
  3. Step 3: Cross multiply
    2,899,388.40x = 4,350,119.40 × 1,217,007.60
  4. Step 4: Simplify right side
    2,899,388.40x = 5,294,128,370,707.44
  5. Step 5: Solve for x
    x = 5,294,128,370,707.44/2,899,388.40
  6. Step 6: Final answer
    x = 1,825,946.59

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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.