Home / 2,897,968.90-4,342,806.15-2,133,847.30

Finding the Fourth Proportional to 2,897,968.90, 4,342,806.15 and 2,133,847.30

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Solution

The fourth proportional to 2,897,968.90, 4,342,806.15 and 2,133,847.30 is: 3,197,717.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,968.90 : 4,342,806.15 = 2,133,847.30 : x
  2. Step 2: Convert to fraction form
    2,897,968.90/4,342,806.15 = 2,133,847.30/x
  3. Step 3: Cross multiply
    2,897,968.90x = 4,342,806.15 × 2,133,847.30
  4. Step 4: Simplify right side
    2,897,968.90x = 9,266,885,177,600.90
  5. Step 5: Solve for x
    x = 9,266,885,177,600.90/2,897,968.90
  6. Step 6: Final answer
    x = 3,197,717.26

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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.