Home / 1,989,171.18-2,983,777.58-1,592,334.54

Finding the Fourth Proportional to 1,989,171.18, 2,983,777.58 and 1,592,334.54

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Solution

The fourth proportional to 1,989,171.18, 2,983,777.58 and 1,592,334.54 is: 2,388,518.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,989,171.18 : 2,983,777.58 = 1,592,334.54 : x
  2. Step 2: Convert to fraction form
    1,989,171.18/2,983,777.58 = 1,592,334.54/x
  3. Step 3: Cross multiply
    1,989,171.18x = 2,983,777.58 × 1,592,334.54
  4. Step 4: Simplify right side
    1,989,171.18x = 4,751,172,104,292.45
  5. Step 5: Solve for x
    x = 4,751,172,104,292.45/1,989,171.18
  6. Step 6: Final answer
    x = 2,388,518.47

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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.