Home / 1,900,334.61-2,622,722.67-1,165,158.81

Finding the Fourth Proportional to 1,900,334.61, 2,622,722.67 and 1,165,158.81

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Solution

The fourth proportional to 1,900,334.61, 2,622,722.67 and 1,165,158.81 is: 1,608,079.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,334.61 : 2,622,722.67 = 1,165,158.81 : x
  2. Step 2: Convert to fraction form
    1,900,334.61/2,622,722.67 = 1,165,158.81/x
  3. Step 3: Cross multiply
    1,900,334.61x = 2,622,722.67 × 1,165,158.81
  4. Step 4: Simplify right side
    1,900,334.61x = 3,055,888,425,137.22
  5. Step 5: Solve for x
    x = 3,055,888,425,137.22/1,900,334.61
  6. Step 6: Final answer
    x = 1,608,079.13

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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.