Home / 2,315,706.47-3,195,693.70-1,283,231.50

Finding the Fourth Proportional to 2,315,706.47, 3,195,693.70 and 1,283,231.50

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Solution

The fourth proportional to 2,315,706.47, 3,195,693.70 and 1,283,231.50 is: 1,770,869.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,315,706.47 : 3,195,693.70 = 1,283,231.50 : x
  2. Step 2: Convert to fraction form
    2,315,706.47/3,195,693.70 = 1,283,231.50/x
  3. Step 3: Cross multiply
    2,315,706.47x = 3,195,693.70 × 1,283,231.50
  4. Step 4: Simplify right side
    2,315,706.47x = 4,100,814,808,569.18
  5. Step 5: Solve for x
    x = 4,100,814,808,569.18/2,315,706.47
  6. Step 6: Final answer
    x = 1,770,869.87

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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.