Home / 1,900,300.20-2,846,475.90-890,284.20

Finding the Fourth Proportional to 1,900,300.20, 2,846,475.90 and 890,284.20

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Solution

The fourth proportional to 1,900,300.20, 2,846,475.90 and 890,284.20 is: 1,333,564.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,300.20 : 2,846,475.90 = 890,284.20 : x
  2. Step 2: Convert to fraction form
    1,900,300.20/2,846,475.90 = 890,284.20/x
  3. Step 3: Cross multiply
    1,900,300.20x = 2,846,475.90 × 890,284.20
  4. Step 4: Simplify right side
    1,900,300.20x = 2,534,172,519,450.78
  5. Step 5: Solve for x
    x = 2,534,172,519,450.78/1,900,300.20
  6. Step 6: Final answer
    x = 1,333,564.31

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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.