Home / 4,741,312.68-7,111,987.47-1,147,073.85

Finding the Fourth Proportional to 4,741,312.68, 7,111,987.47 and 1,147,073.85

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Solution

The fourth proportional to 4,741,312.68, 7,111,987.47 and 1,147,073.85 is: 1,720,615.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,741,312.68 : 7,111,987.47 = 1,147,073.85 : x
  2. Step 2: Convert to fraction form
    4,741,312.68/7,111,987.47 = 1,147,073.85/x
  3. Step 3: Cross multiply
    4,741,312.68x = 7,111,987.47 × 1,147,073.85
  4. Step 4: Simplify right side
    4,741,312.68x = 8,157,974,848,364.66
  5. Step 5: Solve for x
    x = 8,157,974,848,364.66/4,741,312.68
  6. Step 6: Final answer
    x = 1,720,615.24

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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.