Home / 1,095,223.06-1,642,835.67-285,606.82

Finding the Fourth Proportional to 1,095,223.06, 1,642,835.67 and 285,606.82

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Solution

The fourth proportional to 1,095,223.06, 1,642,835.67 and 285,606.82 is: 428,410.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,223.06 : 1,642,835.67 = 285,606.82 : x
  2. Step 2: Convert to fraction form
    1,095,223.06/1,642,835.67 = 285,606.82/x
  3. Step 3: Cross multiply
    1,095,223.06x = 1,642,835.67 × 285,606.82
  4. Step 4: Simplify right side
    1,095,223.06x = 469,205,076,390.55
  5. Step 5: Solve for x
    x = 469,205,076,390.55/1,095,223.06
  6. Step 6: Final answer
    x = 428,410.52

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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.