Home / 1,585,937.40-2,188,570.02-897,739.79

Finding the Fourth Proportional to 1,585,937.40, 2,188,570.02 and 897,739.79

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Solution

The fourth proportional to 1,585,937.40, 2,188,570.02 and 897,739.79 is: 1,238,867.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,937.40 : 2,188,570.02 = 897,739.79 : x
  2. Step 2: Convert to fraction form
    1,585,937.40/2,188,570.02 = 897,739.79/x
  3. Step 3: Cross multiply
    1,585,937.40x = 2,188,570.02 × 897,739.79
  4. Step 4: Simplify right side
    1,585,937.40x = 1,964,766,379,212.25
  5. Step 5: Solve for x
    x = 1,964,766,379,212.25/1,585,937.40
  6. Step 6: Final answer
    x = 1,238,867.55

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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.