Home / 1,534,149.61-2,117,028.90-845,783.84

Finding the Fourth Proportional to 1,534,149.61, 2,117,028.90 and 845,783.84

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Solution

The fourth proportional to 1,534,149.61, 2,117,028.90 and 845,783.84 is: 1,167,127.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,149.61 : 2,117,028.90 = 845,783.84 : x
  2. Step 2: Convert to fraction form
    1,534,149.61/2,117,028.90 = 845,783.84/x
  3. Step 3: Cross multiply
    1,534,149.61x = 2,117,028.90 × 845,783.84
  4. Step 4: Simplify right side
    1,534,149.61x = 1,790,548,832,958.38
  5. Step 5: Solve for x
    x = 1,790,548,832,958.38/1,534,149.61
  6. Step 6: Final answer
    x = 1,167,127.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.