Home / 1,924,160.64-2,887,236.45-1,396,040.64

Finding the Fourth Proportional to 1,924,160.64, 2,887,236.45 and 1,396,040.64

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Solution

The fourth proportional to 1,924,160.64, 2,887,236.45 and 1,396,040.64 is: 2,094,783.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924,160.64 : 2,887,236.45 = 1,396,040.64 : x
  2. Step 2: Convert to fraction form
    1,924,160.64/2,887,236.45 = 1,396,040.64/x
  3. Step 3: Cross multiply
    1,924,160.64x = 2,887,236.45 × 1,396,040.64
  4. Step 4: Simplify right side
    1,924,160.64x = 4,030,699,421,489.33
  5. Step 5: Solve for x
    x = 4,030,699,421,489.33/1,924,160.64
  6. Step 6: Final answer
    x = 2,094,783.22

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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.