Home / 1,536,548.85-2,120,554.70-848,353.20

Finding the Fourth Proportional to 1,536,548.85, 2,120,554.70 and 848,353.20

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Solution

The fourth proportional to 1,536,548.85, 2,120,554.70 and 848,353.20 is: 1,170,792.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536,548.85 : 2,120,554.70 = 848,353.20 : x
  2. Step 2: Convert to fraction form
    1,536,548.85/2,120,554.70 = 848,353.20/x
  3. Step 3: Cross multiply
    1,536,548.85x = 2,120,554.70 × 848,353.20
  4. Step 4: Simplify right side
    1,536,548.85x = 1,798,979,361,278.27
  5. Step 5: Solve for x
    x = 1,798,979,361,278.27/1,536,548.85
  6. Step 6: Final answer
    x = 1,170,792.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.