Home / 1,185,089.54-1,635,422.50-668,952.07

Finding the Fourth Proportional to 1,185,089.54, 1,635,422.50 and 668,952.07

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Solution

The fourth proportional to 1,185,089.54, 1,635,422.50 and 668,952.07 is: 923,153.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,089.54 : 1,635,422.50 = 668,952.07 : x
  2. Step 2: Convert to fraction form
    1,185,089.54/1,635,422.50 = 668,952.07/x
  3. Step 3: Cross multiply
    1,185,089.54x = 1,635,422.50 × 668,952.07
  4. Step 4: Simplify right side
    1,185,089.54x = 1,094,019,263,447.21
  5. Step 5: Solve for x
    x = 1,094,019,263,447.21/1,185,089.54
  6. Step 6: Final answer
    x = 923,153.26

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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.