Home / 3,859,088.40-5,325,869.07-2,140,762.50

Finding the Fourth Proportional to 3,859,088.40, 5,325,869.07 and 2,140,762.50

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Solution

The fourth proportional to 3,859,088.40, 5,325,869.07 and 2,140,762.50 is: 2,954,433.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,859,088.40 : 5,325,869.07 = 2,140,762.50 : x
  2. Step 2: Convert to fraction form
    3,859,088.40/5,325,869.07 = 2,140,762.50/x
  3. Step 3: Cross multiply
    3,859,088.40x = 5,325,869.07 × 2,140,762.50
  4. Step 4: Simplify right side
    3,859,088.40x = 11,401,420,784,965.88
  5. Step 5: Solve for x
    x = 11,401,420,784,965.88/3,859,088.40
  6. Step 6: Final answer
    x = 2,954,433.69

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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.