Home / 4,712,272.20-7,066,334.70-1,871,440.20

Finding the Fourth Proportional to 4,712,272.20, 7,066,334.70 and 1,871,440.20

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Solution

The fourth proportional to 4,712,272.20, 7,066,334.70 and 1,871,440.20 is: 2,806,336.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712,272.20 : 7,066,334.70 = 1,871,440.20 : x
  2. Step 2: Convert to fraction form
    4,712,272.20/7,066,334.70 = 1,871,440.20/x
  3. Step 3: Cross multiply
    4,712,272.20x = 7,066,334.70 × 1,871,440.20
  4. Step 4: Simplify right side
    4,712,272.20x = 13,224,222,824,234.94
  5. Step 5: Solve for x
    x = 13,224,222,824,234.94/4,712,272.20
  6. Step 6: Final answer
    x = 2,806,336.79

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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.