Home / 3,113,840.40-4,669,885.80-984,577.20

Finding the Fourth Proportional to 3,113,840.40, 4,669,885.80 and 984,577.20

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Solution

The fourth proportional to 3,113,840.40, 4,669,885.80 and 984,577.20 is: 1,476,589.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113,840.40 : 4,669,885.80 = 984,577.20 : x
  2. Step 2: Convert to fraction form
    3,113,840.40/4,669,885.80 = 984,577.20/x
  3. Step 3: Cross multiply
    3,113,840.40x = 4,669,885.80 × 984,577.20
  4. Step 4: Simplify right side
    3,113,840.40x = 4,597,863,085,283.76
  5. Step 5: Solve for x
    x = 4,597,863,085,283.76/3,113,840.40
  6. Step 6: Final answer
    x = 1,476,589.19

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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.