Home / 1,202,188.62-1,803,946.98-670,009.56

Finding the Fourth Proportional to 1,202,188.62, 1,803,946.98 and 670,009.56

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Solution

The fourth proportional to 1,202,188.62, 1,803,946.98 and 670,009.56 is: 1,005,384.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,188.62 : 1,803,946.98 = 670,009.56 : x
  2. Step 2: Convert to fraction form
    1,202,188.62/1,803,946.98 = 670,009.56/x
  3. Step 3: Cross multiply
    1,202,188.62x = 1,803,946.98 × 670,009.56
  4. Step 4: Simplify right side
    1,202,188.62x = 1,208,661,722,333.13
  5. Step 5: Solve for x
    x = 1,208,661,722,333.13/1,202,188.62
  6. Step 6: Final answer
    x = 1,005,384.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.