Home / 1,900,475.53-2,622,028.31-1,165,157.53

Finding the Fourth Proportional to 1,900,475.53, 2,622,028.31 and 1,165,157.53

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Solution

The fourth proportional to 1,900,475.53, 2,622,028.31 and 1,165,157.53 is: 1,607,532.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,475.53 : 2,622,028.31 = 1,165,157.53 : x
  2. Step 2: Convert to fraction form
    1,900,475.53/2,622,028.31 = 1,165,157.53/x
  3. Step 3: Cross multiply
    1,900,475.53x = 2,622,028.31 × 1,165,157.53
  4. Step 4: Simplify right side
    1,900,475.53x = 3,055,076,029,269.67
  5. Step 5: Solve for x
    x = 3,055,076,029,269.67/1,900,475.53
  6. Step 6: Final answer
    x = 1,607,532.42

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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.