Home / 1,634,563.85-2,255,641.34-899,449.36

Finding the Fourth Proportional to 1,634,563.85, 2,255,641.34 and 899,449.36

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Solution

The fourth proportional to 1,634,563.85, 2,255,641.34 and 899,449.36 is: 1,241,208.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634,563.85 : 2,255,641.34 = 899,449.36 : x
  2. Step 2: Convert to fraction form
    1,634,563.85/2,255,641.34 = 899,449.36/x
  3. Step 3: Cross multiply
    1,634,563.85x = 2,255,641.34 × 899,449.36
  4. Step 4: Simplify right side
    1,634,563.85x = 2,028,835,156,262.06
  5. Step 5: Solve for x
    x = 2,028,835,156,262.06/1,634,563.85
  6. Step 6: Final answer
    x = 1,241,208.88

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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.