Home / 3,721,898.57-5,136,492.69-2,090,402.64

Finding the Fourth Proportional to 3,721,898.57, 5,136,492.69 and 2,090,402.64

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Solution

The fourth proportional to 3,721,898.57, 5,136,492.69 and 2,090,402.64 is: 2,884,908.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,721,898.57 : 5,136,492.69 = 2,090,402.64 : x
  2. Step 2: Convert to fraction form
    3,721,898.57/5,136,492.69 = 2,090,402.64/x
  3. Step 3: Cross multiply
    3,721,898.57x = 5,136,492.69 × 2,090,402.64
  4. Step 4: Simplify right side
    3,721,898.57x = 10,737,337,879,516.70
  5. Step 5: Solve for x
    x = 10,737,337,879,516.70/3,721,898.57
  6. Step 6: Final answer
    x = 2,884,908.79

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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.