Home / 1,806,824.94-2,493,401.43-991,011.90

Finding the Fourth Proportional to 1,806,824.94, 2,493,401.43 and 991,011.90

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Solution

The fourth proportional to 1,806,824.94, 2,493,401.43 and 991,011.90 is: 1,367,587.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806,824.94 : 2,493,401.43 = 991,011.90 : x
  2. Step 2: Convert to fraction form
    1,806,824.94/2,493,401.43 = 991,011.90/x
  3. Step 3: Cross multiply
    1,806,824.94x = 2,493,401.43 × 991,011.90
  4. Step 4: Simplify right side
    1,806,824.94x = 2,470,990,488,607.02
  5. Step 5: Solve for x
    x = 2,470,990,488,607.02/1,806,824.94
  6. Step 6: Final answer
    x = 1,367,587.10

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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.