Home / 3,145,885.04-4,707,984.86-1,930,655

Finding the Fourth Proportional to 3,145,885.04, 4,707,984.86 and 1,930,655

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Solution

The fourth proportional to 3,145,885.04, 4,707,984.86 and 1,930,655 is: 2,889,328.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,145,885.04 : 4,707,984.86 = 1,930,655 : x
  2. Step 2: Convert to fraction form
    3,145,885.04/4,707,984.86 = 1,930,655/x
  3. Step 3: Cross multiply
    3,145,885.04x = 4,707,984.86 × 1,930,655
  4. Step 4: Simplify right side
    3,145,885.04x = 9,089,494,509,883.30
  5. Step 5: Solve for x
    x = 9,089,494,509,883.30/3,145,885.04
  6. Step 6: Final answer
    x = 2,889,328.25

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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.