Home / 2,085,566.55-3,129,533.19-1,126,009.32

Finding the Fourth Proportional to 2,085,566.55, 3,129,533.19 and 1,126,009.32

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Solution

The fourth proportional to 2,085,566.55, 3,129,533.19 and 1,126,009.32 is: 1,689,652.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085,566.55 : 3,129,533.19 = 1,126,009.32 : x
  2. Step 2: Convert to fraction form
    2,085,566.55/3,129,533.19 = 1,126,009.32/x
  3. Step 3: Cross multiply
    2,085,566.55x = 3,129,533.19 × 1,126,009.32
  4. Step 4: Simplify right side
    2,085,566.55x = 3,523,883,539,189.33
  5. Step 5: Solve for x
    x = 3,523,883,539,189.33/2,085,566.55
  6. Step 6: Final answer
    x = 1,689,652.89

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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.