Home / 1,620,548.64-2,236,347.96-895,396.56

Finding the Fourth Proportional to 1,620,548.64, 2,236,347.96 and 895,396.56

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Solution

The fourth proportional to 1,620,548.64, 2,236,347.96 and 895,396.56 is: 1,235,642.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,548.64 : 2,236,347.96 = 895,396.56 : x
  2. Step 2: Convert to fraction form
    1,620,548.64/2,236,347.96 = 895,396.56/x
  3. Step 3: Cross multiply
    1,620,548.64x = 2,236,347.96 × 895,396.56
  4. Step 4: Simplify right side
    1,620,548.64x = 2,002,418,270,347.02
  5. Step 5: Solve for x
    x = 2,002,418,270,347.02/1,620,548.64
  6. Step 6: Final answer
    x = 1,235,642.19

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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.