Home / 1,630,832.88-2,250,606.18-905,692.56

Finding the Fourth Proportional to 1,630,832.88, 2,250,606.18 and 905,692.56

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Solution

The fourth proportional to 1,630,832.88, 2,250,606.18 and 905,692.56 is: 1,249,887.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,832.88 : 2,250,606.18 = 905,692.56 : x
  2. Step 2: Convert to fraction form
    1,630,832.88/2,250,606.18 = 905,692.56/x
  3. Step 3: Cross multiply
    1,630,832.88x = 2,250,606.18 × 905,692.56
  4. Step 4: Simplify right side
    1,630,832.88x = 2,038,357,272,716.02
  5. Step 5: Solve for x
    x = 2,038,357,272,716.02/1,630,832.88
  6. Step 6: Final answer
    x = 1,249,887.28

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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.