Home / 1,664,840.34-2,297,485.80-900,893.88

Finding the Fourth Proportional to 1,664,840.34, 2,297,485.80 and 900,893.88

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Solution

The fourth proportional to 1,664,840.34, 2,297,485.80 and 900,893.88 is: 1,243,236.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,840.34 : 2,297,485.80 = 900,893.88 : x
  2. Step 2: Convert to fraction form
    1,664,840.34/2,297,485.80 = 900,893.88/x
  3. Step 3: Cross multiply
    1,664,840.34x = 2,297,485.80 × 900,893.88
  4. Step 4: Simplify right side
    1,664,840.34x = 2,069,790,896,606.90
  5. Step 5: Solve for x
    x = 2,069,790,896,606.90/1,664,840.34
  6. Step 6: Final answer
    x = 1,243,236.87

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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.