Home / 2,909,736.41-4,364,604.65-887,990.67

Finding the Fourth Proportional to 2,909,736.41, 4,364,604.65 and 887,990.67

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Solution

The fourth proportional to 2,909,736.41, 4,364,604.65 and 887,990.67 is: 1,331,986.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909,736.41 : 4,364,604.65 = 887,990.67 : x
  2. Step 2: Convert to fraction form
    2,909,736.41/4,364,604.65 = 887,990.67/x
  3. Step 3: Cross multiply
    2,909,736.41x = 4,364,604.65 × 887,990.67
  4. Step 4: Simplify right side
    2,909,736.41x = 3,875,728,209,658.59
  5. Step 5: Solve for x
    x = 3,875,728,209,658.59/2,909,736.41
  6. Step 6: Final answer
    x = 1,331,986.02

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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.