Home / 5,242,021.90-7,859,821.81-2,043,411.28

Finding the Fourth Proportional to 5,242,021.90, 7,859,821.81 and 2,043,411.28

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Solution

The fourth proportional to 5,242,021.90, 7,859,821.81 and 2,043,411.28 is: 3,063,865.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,242,021.90 : 7,859,821.81 = 2,043,411.28 : x
  2. Step 2: Convert to fraction form
    5,242,021.90/7,859,821.81 = 2,043,411.28/x
  3. Step 3: Cross multiply
    5,242,021.90x = 7,859,821.81 × 2,043,411.28
  4. Step 4: Simplify right side
    5,242,021.90x = 16,060,848,545,344.02
  5. Step 5: Solve for x
    x = 16,060,848,545,344.02/5,242,021.90
  6. Step 6: Final answer
    x = 3,063,865.21

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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.