Home / 1,203,171.84-1,660,377.06-666,627.84

Finding the Fourth Proportional to 1,203,171.84, 1,660,377.06 and 666,627.84

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Solution

The fourth proportional to 1,203,171.84, 1,660,377.06 and 666,627.84 is: 919,946.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,171.84 : 1,660,377.06 = 666,627.84 : x
  2. Step 2: Convert to fraction form
    1,203,171.84/1,660,377.06 = 666,627.84/x
  3. Step 3: Cross multiply
    1,203,171.84x = 1,660,377.06 × 666,627.84
  4. Step 4: Simplify right side
    1,203,171.84x = 1,106,853,573,093.35
  5. Step 5: Solve for x
    x = 1,106,853,573,093.35/1,203,171.84
  6. Step 6: Final answer
    x = 919,946.38

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1.5x scale

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.