Home / 1,863,152.70-2,794,729.05-665,114.10

Finding the Fourth Proportional to 1,863,152.70, 2,794,729.05 and 665,114.10

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Solution

The fourth proportional to 1,863,152.70, 2,794,729.05 and 665,114.10 is: 997,671.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863,152.70 : 2,794,729.05 = 665,114.10 : x
  2. Step 2: Convert to fraction form
    1,863,152.70/2,794,729.05 = 665,114.10/x
  3. Step 3: Cross multiply
    1,863,152.70x = 2,794,729.05 × 665,114.10
  4. Step 4: Simplify right side
    1,863,152.70x = 1,858,813,696,834.60
  5. Step 5: Solve for x
    x = 1,858,813,696,834.60/1,863,152.70
  6. Step 6: Final answer
    x = 997,671.15

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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.