Home / 2,624,486.40-3,936,729.60-1,297,382.40

Finding the Fourth Proportional to 2,624,486.40, 3,936,729.60 and 1,297,382.40

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Solution

The fourth proportional to 2,624,486.40, 3,936,729.60 and 1,297,382.40 is: 1,946,073.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,624,486.40 : 3,936,729.60 = 1,297,382.40 : x
  2. Step 2: Convert to fraction form
    2,624,486.40/3,936,729.60 = 1,297,382.40/x
  3. Step 3: Cross multiply
    2,624,486.40x = 3,936,729.60 × 1,297,382.40
  4. Step 4: Simplify right side
    2,624,486.40x = 5,107,443,696,599.04
  5. Step 5: Solve for x
    x = 5,107,443,696,599.04/2,624,486.40
  6. Step 6: Final answer
    x = 1,946,073.60

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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.