Home / 3,938,729.70-5,908,094.55-3,371,859.30

Finding the Fourth Proportional to 3,938,729.70, 5,908,094.55 and 3,371,859.30

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Solution

The fourth proportional to 3,938,729.70, 5,908,094.55 and 3,371,859.30 is: 5,057,788.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938,729.70 : 5,908,094.55 = 3,371,859.30 : x
  2. Step 2: Convert to fraction form
    3,938,729.70/5,908,094.55 = 3,371,859.30/x
  3. Step 3: Cross multiply
    3,938,729.70x = 5,908,094.55 × 3,371,859.30
  4. Step 4: Simplify right side
    3,938,729.70x = 19,921,263,553,696.81
  5. Step 5: Solve for x
    x = 19,921,263,553,696.81/3,938,729.70
  6. Step 6: Final answer
    x = 5,057,788.95

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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.