Home / 1,658,436.28-2,288,758.26-933,353.80

Finding the Fourth Proportional to 1,658,436.28, 2,288,758.26 and 933,353.80

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Solution

The fourth proportional to 1,658,436.28, 2,288,758.26 and 933,353.80 is: 1,288,093.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,436.28 : 2,288,758.26 = 933,353.80 : x
  2. Step 2: Convert to fraction form
    1,658,436.28/2,288,758.26 = 933,353.80/x
  3. Step 3: Cross multiply
    1,658,436.28x = 2,288,758.26 × 933,353.80
  4. Step 4: Simplify right side
    1,658,436.28x = 2,136,221,219,252.39
  5. Step 5: Solve for x
    x = 2,136,221,219,252.39/1,658,436.28
  6. Step 6: Final answer
    x = 1,288,093.64

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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.