Home / 2,889,148.20-4,332,700.08-839,382.45

Finding the Fourth Proportional to 2,889,148.20, 4,332,700.08 and 839,382.45

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Solution

The fourth proportional to 2,889,148.20, 4,332,700.08 and 839,382.45 is: 1,258,776.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,148.20 : 4,332,700.08 = 839,382.45 : x
  2. Step 2: Convert to fraction form
    2,889,148.20/4,332,700.08 = 839,382.45/x
  3. Step 3: Cross multiply
    2,889,148.20x = 4,332,700.08 × 839,382.45
  4. Step 4: Simplify right side
    2,889,148.20x = 3,636,792,408,265.60
  5. Step 5: Solve for x
    x = 3,636,792,408,265.60/2,889,148.20
  6. Step 6: Final answer
    x = 1,258,776.69

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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.