Home / 1,621,110.53-2,431,662.35-1,522,461.71

Finding the Fourth Proportional to 1,621,110.53, 2,431,662.35 and 1,522,461.71

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Solution

The fourth proportional to 1,621,110.53, 2,431,662.35 and 1,522,461.71 is: 2,283,689.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,110.53 : 2,431,662.35 = 1,522,461.71 : x
  2. Step 2: Convert to fraction form
    1,621,110.53/2,431,662.35 = 1,522,461.71/x
  3. Step 3: Cross multiply
    1,621,110.53x = 2,431,662.35 × 1,522,461.71
  4. Step 4: Simplify right side
    1,621,110.53x = 3,702,112,799,753.00
  5. Step 5: Solve for x
    x = 3,702,112,799,753.00/1,621,110.53
  6. Step 6: Final answer
    x = 2,283,689.32

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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.