Home / 5,081,798.30-7,621,080.80-1,669,293.16

Finding the Fourth Proportional to 5,081,798.30, 7,621,080.80 and 1,669,293.16

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Solution

The fourth proportional to 5,081,798.30, 7,621,080.80 and 1,669,293.16 is: 2,503,408.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,081,798.30 : 7,621,080.80 = 1,669,293.16 : x
  2. Step 2: Convert to fraction form
    5,081,798.30/7,621,080.80 = 1,669,293.16/x
  3. Step 3: Cross multiply
    5,081,798.30x = 7,621,080.80 × 1,669,293.16
  4. Step 4: Simplify right side
    5,081,798.30x = 12,721,818,051,247.33
  5. Step 5: Solve for x
    x = 12,721,818,051,247.33/5,081,798.30
  6. Step 6: Final answer
    x = 2,503,408.70

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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.