Home / 5,081,800.40-7,621,083.98-1,669,295.30

Finding the Fourth Proportional to 5,081,800.40, 7,621,083.98 and 1,669,295.30

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Solution

The fourth proportional to 5,081,800.40, 7,621,083.98 and 1,669,295.30 is: 2,503,411.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,081,800.40 : 7,621,083.98 = 1,669,295.30 : x
  2. Step 2: Convert to fraction form
    5,081,800.40/7,621,083.98 = 1,669,295.30/x
  3. Step 3: Cross multiply
    5,081,800.40x = 7,621,083.98 × 1,669,295.30
  4. Step 4: Simplify right side
    5,081,800.40x = 12,721,839,668,719.29
  5. Step 5: Solve for x
    x = 12,721,839,668,719.29/5,081,800.40
  6. Step 6: Final answer
    x = 2,503,411.91

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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.