Home / 2,911,206.80-4,366,032.60-889,446.80

Finding the Fourth Proportional to 2,911,206.80, 4,366,032.60 and 889,446.80

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Solution

The fourth proportional to 2,911,206.80, 4,366,032.60 and 889,446.80 is: 1,333,932.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911,206.80 : 4,366,032.60 = 889,446.80 : x
  2. Step 2: Convert to fraction form
    2,911,206.80/4,366,032.60 = 889,446.80/x
  3. Step 3: Cross multiply
    2,911,206.80x = 4,366,032.60 × 889,446.80
  4. Step 4: Simplify right side
    2,911,206.80x = 3,883,353,724,765.68
  5. Step 5: Solve for x
    x = 3,883,353,724,765.68/2,911,206.80
  6. Step 6: Final answer
    x = 1,333,932.62

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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.