Home / 2,631,603.40-3,948,326.70-1,136,768.20

Finding the Fourth Proportional to 2,631,603.40, 3,948,326.70 and 1,136,768.20

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Solution

The fourth proportional to 2,631,603.40, 3,948,326.70 and 1,136,768.20 is: 1,705,550.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631,603.40 : 3,948,326.70 = 1,136,768.20 : x
  2. Step 2: Convert to fraction form
    2,631,603.40/3,948,326.70 = 1,136,768.20/x
  3. Step 3: Cross multiply
    2,631,603.40x = 3,948,326.70 × 1,136,768.20
  4. Step 4: Simplify right side
    2,631,603.40x = 4,488,332,235,770.94
  5. Step 5: Solve for x
    x = 4,488,332,235,770.94/2,631,603.40
  6. Step 6: Final answer
    x = 1,705,550.40

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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.