Home / 3,842,915.76-5,303,244.60-2,100,587.49

Finding the Fourth Proportional to 3,842,915.76, 5,303,244.60 and 2,100,587.49

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Solution

The fourth proportional to 3,842,915.76, 5,303,244.60 and 2,100,587.49 is: 2,898,822.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,842,915.76 : 5,303,244.60 = 2,100,587.49 : x
  2. Step 2: Convert to fraction form
    3,842,915.76/5,303,244.60 = 2,100,587.49/x
  3. Step 3: Cross multiply
    3,842,915.76x = 5,303,244.60 × 2,100,587.49
  4. Step 4: Simplify right side
    3,842,915.76x = 11,139,929,263,170.05
  5. Step 5: Solve for x
    x = 11,139,929,263,170.05/3,842,915.76
  6. Step 6: Final answer
    x = 2,898,822.13

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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.