Home / 2,898,818.40-4,344,080.40-2,134,696.80

Finding the Fourth Proportional to 2,898,818.40, 4,344,080.40 and 2,134,696.80

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Solution

The fourth proportional to 2,898,818.40, 4,344,080.40 and 2,134,696.80 is: 3,198,991.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898,818.40 : 4,344,080.40 = 2,134,696.80 : x
  2. Step 2: Convert to fraction form
    2,898,818.40/4,344,080.40 = 2,134,696.80/x
  3. Step 3: Cross multiply
    2,898,818.40x = 4,344,080.40 × 2,134,696.80
  4. Step 4: Simplify right side
    2,898,818.40x = 9,273,294,528,822.72
  5. Step 5: Solve for x
    x = 9,273,294,528,822.72/2,898,818.40
  6. Step 6: Final answer
    x = 3,198,991.19

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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.