Home / 2,858,986.50-3,945,401.40-1,651,762.50

Finding the Fourth Proportional to 2,858,986.50, 3,945,401.40 and 1,651,762.50

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Solution

The fourth proportional to 2,858,986.50, 3,945,401.40 and 1,651,762.50 is: 2,279,432.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,858,986.50 : 3,945,401.40 = 1,651,762.50 : x
  2. Step 2: Convert to fraction form
    2,858,986.50/3,945,401.40 = 1,651,762.50/x
  3. Step 3: Cross multiply
    2,858,986.50x = 3,945,401.40 × 1,651,762.50
  4. Step 4: Simplify right side
    2,858,986.50x = 6,516,866,079,967.50
  5. Step 5: Solve for x
    x = 6,516,866,079,967.50/2,858,986.50
  6. Step 6: Final answer
    x = 2,279,432.27

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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.