Home / 2,800,166.76-4,196,707.20-1,788,897.96

Finding the Fourth Proportional to 2,800,166.76, 4,196,707.20 and 1,788,897.96

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Solution

The fourth proportional to 2,800,166.76, 4,196,707.20 and 1,788,897.96 is: 2,681,083.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,800,166.76 : 4,196,707.20 = 1,788,897.96 : x
  2. Step 2: Convert to fraction form
    2,800,166.76/4,196,707.20 = 1,788,897.96/x
  3. Step 3: Cross multiply
    2,800,166.76x = 4,196,707.20 × 1,788,897.96
  4. Step 4: Simplify right side
    2,800,166.76x = 7,507,480,948,797.31
  5. Step 5: Solve for x
    x = 7,507,480,948,797.31/2,800,166.76
  6. Step 6: Final answer
    x = 2,681,083.52

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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.