Home / 1,946,348.20-2,919,522.30-1,836,123.40

Finding the Fourth Proportional to 1,946,348.20, 2,919,522.30 and 1,836,123.40

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Solution

The fourth proportional to 1,946,348.20, 2,919,522.30 and 1,836,123.40 is: 2,754,185.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946,348.20 : 2,919,522.30 = 1,836,123.40 : x
  2. Step 2: Convert to fraction form
    1,946,348.20/2,919,522.30 = 1,836,123.40/x
  3. Step 3: Cross multiply
    1,946,348.20x = 2,919,522.30 × 1,836,123.40
  4. Step 4: Simplify right side
    1,946,348.20x = 5,360,603,211,851.82
  5. Step 5: Solve for x
    x = 5,360,603,211,851.82/1,946,348.20
  6. Step 6: Final answer
    x = 2,754,185.10

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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.