Home / 1,664,939.94-2,297,622.90-900,993.30

Finding the Fourth Proportional to 1,664,939.94, 2,297,622.90 and 900,993.30

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Solution

The fourth proportional to 1,664,939.94, 2,297,622.90 and 900,993.30 is: 1,243,373.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,939.94 : 2,297,622.90 = 900,993.30 : x
  2. Step 2: Convert to fraction form
    1,664,939.94/2,297,622.90 = 900,993.30/x
  3. Step 3: Cross multiply
    1,664,939.94x = 2,297,622.90 × 900,993.30
  4. Step 4: Simplify right side
    1,664,939.94x = 2,070,142,838,826.57
  5. Step 5: Solve for x
    x = 2,070,142,838,826.57/1,664,939.94
  6. Step 6: Final answer
    x = 1,243,373.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.