Home / 1,743,023.40-2,619,783.90-1,512,076.20

Finding the Fourth Proportional to 1,743,023.40, 2,619,783.90 and 1,512,076.20

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Solution

The fourth proportional to 1,743,023.40, 2,619,783.90 and 1,512,076.20 is: 2,272,667.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,743,023.40 : 2,619,783.90 = 1,512,076.20 : x
  2. Step 2: Convert to fraction form
    1,743,023.40/2,619,783.90 = 1,512,076.20/x
  3. Step 3: Cross multiply
    1,743,023.40x = 2,619,783.90 × 1,512,076.20
  4. Step 4: Simplify right side
    1,743,023.40x = 3,961,312,884,333.18
  5. Step 5: Solve for x
    x = 3,961,312,884,333.18/1,743,023.40
  6. Step 6: Final answer
    x = 2,272,667.64

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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.