Home / 1,323,009.55-1,984,514.33-1,008,081.55

Finding the Fourth Proportional to 1,323,009.55, 1,984,514.33 and 1,008,081.55

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Solution

The fourth proportional to 1,323,009.55, 1,984,514.33 and 1,008,081.55 is: 1,512,122.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,009.55 : 1,984,514.33 = 1,008,081.55 : x
  2. Step 2: Convert to fraction form
    1,323,009.55/1,984,514.33 = 1,008,081.55/x
  3. Step 3: Cross multiply
    1,323,009.55x = 1,984,514.33 × 1,008,081.55
  4. Step 4: Simplify right side
    1,323,009.55x = 2,000,552,281,783.61
  5. Step 5: Solve for x
    x = 2,000,552,281,783.61/1,323,009.55
  6. Step 6: Final answer
    x = 1,512,122.33

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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.