Home / 1,353,579.91-2,031,362.21-1,090,516.57

Finding the Fourth Proportional to 1,353,579.91, 2,031,362.21 and 1,090,516.57

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Solution

The fourth proportional to 1,353,579.91, 2,031,362.21 and 1,090,516.57 is: 1,636,574.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,579.91 : 2,031,362.21 = 1,090,516.57 : x
  2. Step 2: Convert to fraction form
    1,353,579.91/2,031,362.21 = 1,090,516.57/x
  3. Step 3: Cross multiply
    1,353,579.91x = 2,031,362.21 × 1,090,516.57
  4. Step 4: Simplify right side
    1,353,579.91x = 2,215,234,149,676.82
  5. Step 5: Solve for x
    x = 2,215,234,149,676.82/1,353,579.91
  6. Step 6: Final answer
    x = 1,636,574.34

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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.