Home / 1,806,579.24-2,493,111.32-990,775.79

Finding the Fourth Proportional to 1,806,579.24, 2,493,111.32 and 990,775.79

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Solution

The fourth proportional to 1,806,579.24, 2,493,111.32 and 990,775.79 is: 1,367,288.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806,579.24 : 2,493,111.32 = 990,775.79 : x
  2. Step 2: Convert to fraction form
    1,806,579.24/2,493,111.32 = 990,775.79/x
  3. Step 3: Cross multiply
    1,806,579.24x = 2,493,111.32 × 990,775.79
  4. Step 4: Simplify right side
    1,806,579.24x = 2,470,114,337,630.94
  5. Step 5: Solve for x
    x = 2,470,114,337,630.94/1,806,579.24
  6. Step 6: Final answer
    x = 1,367,288.12

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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.