Home / 3,890,915.96-5,369,055.95-2,259,004.58

Finding the Fourth Proportional to 3,890,915.96, 5,369,055.95 and 2,259,004.58

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Solution

The fourth proportional to 3,890,915.96, 5,369,055.95 and 2,259,004.58 is: 3,117,189.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,890,915.96 : 5,369,055.95 = 2,259,004.58 : x
  2. Step 2: Convert to fraction form
    3,890,915.96/5,369,055.95 = 2,259,004.58/x
  3. Step 3: Cross multiply
    3,890,915.96x = 5,369,055.95 × 2,259,004.58
  4. Step 4: Simplify right side
    3,890,915.96x = 12,128,722,006,089.57
  5. Step 5: Solve for x
    x = 12,128,722,006,089.57/3,890,915.96
  6. Step 6: Final answer
    x = 3,117,189.40

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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.