Home / 1,084,177.37-1,626,136.90-285,521.22

Finding the Fourth Proportional to 1,084,177.37, 1,626,136.90 and 285,521.22

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Solution

The fourth proportional to 1,084,177.37, 1,626,136.90 and 285,521.22 is: 428,247.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,177.37 : 1,626,136.90 = 285,521.22 : x
  2. Step 2: Convert to fraction form
    1,084,177.37/1,626,136.90 = 285,521.22/x
  3. Step 3: Cross multiply
    1,084,177.37x = 1,626,136.90 × 285,521.22
  4. Step 4: Simplify right side
    1,084,177.37x = 464,296,590,861.22
  5. Step 5: Solve for x
    x = 464,296,590,861.22/1,084,177.37
  6. Step 6: Final answer
    x = 428,247.82

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1.5x scale

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.