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Finding the Fourth Proportional to 2,866,664.93, 4,300,019.26 and 1,046,334.61

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Solution

The fourth proportional to 2,866,664.93, 4,300,019.26 and 1,046,334.61 is: 1,569,509.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,866,664.93 : 4,300,019.26 = 1,046,334.61 : x
  2. Step 2: Convert to fraction form
    2,866,664.93/4,300,019.26 = 1,046,334.61/x
  3. Step 3: Cross multiply
    2,866,664.93x = 4,300,019.26 × 1,046,334.61
  4. Step 4: Simplify right side
    2,866,664.93x = 4,499,258,978,163.78
  5. Step 5: Solve for x
    x = 4,499,258,978,163.78/2,866,664.93
  6. Step 6: Final answer
    x = 1,569,509.90

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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.