Home / 1,334,577.40-2,001,866.10-1,322,135.80

Finding the Fourth Proportional to 1,334,577.40, 2,001,866.10 and 1,322,135.80

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Solution

The fourth proportional to 1,334,577.40, 2,001,866.10 and 1,322,135.80 is: 1,983,203.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,577.40 : 2,001,866.10 = 1,322,135.80 : x
  2. Step 2: Convert to fraction form
    1,334,577.40/2,001,866.10 = 1,322,135.80/x
  3. Step 3: Cross multiply
    1,334,577.40x = 2,001,866.10 × 1,322,135.80
  4. Step 4: Simplify right side
    1,334,577.40x = 2,646,738,837,616.38
  5. Step 5: Solve for x
    x = 2,646,738,837,616.38/1,334,577.40
  6. Step 6: Final answer
    x = 1,983,203.70

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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.