Home / 1,471,644.23-2,030,915.12-890,973.86

Finding the Fourth Proportional to 1,471,644.23, 2,030,915.12 and 890,973.86

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Solution

The fourth proportional to 1,471,644.23, 2,030,915.12 and 890,973.86 is: 1,229,571.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,644.23 : 2,030,915.12 = 890,973.86 : x
  2. Step 2: Convert to fraction form
    1,471,644.23/2,030,915.12 = 890,973.86/x
  3. Step 3: Cross multiply
    1,471,644.23x = 2,030,915.12 × 890,973.86
  4. Step 4: Simplify right side
    1,471,644.23x = 1,809,492,269,189.32
  5. Step 5: Solve for x
    x = 1,809,492,269,189.32/1,471,644.23
  6. Step 6: Final answer
    x = 1,229,571.82

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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.