Home / 3,098,486.80-4,648,386.30-939,334.60

Finding the Fourth Proportional to 3,098,486.80, 4,648,386.30 and 939,334.60

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Solution

The fourth proportional to 3,098,486.80, 4,648,386.30 and 939,334.60 is: 1,409,200.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098,486.80 : 4,648,386.30 = 939,334.60 : x
  2. Step 2: Convert to fraction form
    3,098,486.80/4,648,386.30 = 939,334.60/x
  3. Step 3: Cross multiply
    3,098,486.80x = 4,648,386.30 × 939,334.60
  4. Step 4: Simplify right side
    3,098,486.80x = 4,366,390,085,755.98
  5. Step 5: Solve for x
    x = 4,366,390,085,755.98/3,098,486.80
  6. Step 6: Final answer
    x = 1,409,200.80

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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.