Home / 2,488,571.40-3,736,793.70-1,890,208.20

Finding the Fourth Proportional to 2,488,571.40, 3,736,793.70 and 1,890,208.20

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Solution

The fourth proportional to 2,488,571.40, 3,736,793.70 and 1,890,208.20 is: 2,838,302.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488,571.40 : 3,736,793.70 = 1,890,208.20 : x
  2. Step 2: Convert to fraction form
    2,488,571.40/3,736,793.70 = 1,890,208.20/x
  3. Step 3: Cross multiply
    2,488,571.40x = 3,736,793.70 × 1,890,208.20
  4. Step 4: Simplify right side
    2,488,571.40x = 7,063,318,093,448.34
  5. Step 5: Solve for x
    x = 7,063,318,093,448.34/2,488,571.40
  6. Step 6: Final answer
    x = 2,838,302.37

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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.