Home / 1,328,533.35-1,992,800.03-1,255,050.15

Finding the Fourth Proportional to 1,328,533.35, 1,992,800.03 and 1,255,050.15

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Solution

The fourth proportional to 1,328,533.35, 1,992,800.03 and 1,255,050.15 is: 1,882,575.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,533.35 : 1,992,800.03 = 1,255,050.15 : x
  2. Step 2: Convert to fraction form
    1,328,533.35/1,992,800.03 = 1,255,050.15/x
  3. Step 3: Cross multiply
    1,328,533.35x = 1,992,800.03 × 1,255,050.15
  4. Step 4: Simplify right side
    1,328,533.35x = 2,501,063,970,296.25
  5. Step 5: Solve for x
    x = 2,501,063,970,296.25/1,328,533.35
  6. Step 6: Final answer
    x = 1,882,575.23

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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.