Home / 5,759,378.46-8,639,584.20-1,499,583.60

Finding the Fourth Proportional to 5,759,378.46, 8,639,584.20 and 1,499,583.60

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Solution

The fourth proportional to 5,759,378.46, 8,639,584.20 and 1,499,583.60 is: 2,249,509.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,759,378.46 : 8,639,584.20 = 1,499,583.60 : x
  2. Step 2: Convert to fraction form
    5,759,378.46/8,639,584.20 = 1,499,583.60/x
  3. Step 3: Cross multiply
    5,759,378.46x = 8,639,584.20 × 1,499,583.60
  4. Step 4: Simplify right side
    5,759,378.46x = 12,955,778,777,139.12
  5. Step 5: Solve for x
    x = 12,955,778,777,139.12/5,759,378.46
  6. Step 6: Final answer
    x = 2,249,509.88

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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.