Home / 1,806,866.58-2,493,469.10-1,118,401.32

Finding the Fourth Proportional to 1,806,866.58, 2,493,469.10 and 1,118,401.32

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Solution

The fourth proportional to 1,806,866.58, 2,493,469.10 and 1,118,401.32 is: 1,543,389.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806,866.58 : 2,493,469.10 = 1,118,401.32 : x
  2. Step 2: Convert to fraction form
    1,806,866.58/2,493,469.10 = 1,118,401.32/x
  3. Step 3: Cross multiply
    1,806,866.58x = 2,493,469.10 × 1,118,401.32
  4. Step 4: Simplify right side
    1,806,866.58x = 2,788,699,132,819.21
  5. Step 5: Solve for x
    x = 2,788,699,132,819.21/1,806,866.58
  6. Step 6: Final answer
    x = 1,543,389.62

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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.