Home / 1,047,061.11-1,571,920.60-890,286.01

Finding the Fourth Proportional to 1,047,061.11, 1,571,920.60 and 890,286.01

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Solution

The fourth proportional to 1,047,061.11, 1,571,920.60 and 890,286.01 is: 1,336,558.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,061.11 : 1,571,920.60 = 890,286.01 : x
  2. Step 2: Convert to fraction form
    1,047,061.11/1,571,920.60 = 890,286.01/x
  3. Step 3: Cross multiply
    1,047,061.11x = 1,571,920.60 × 890,286.01
  4. Step 4: Simplify right side
    1,047,061.11x = 1,399,458,921,449.53
  5. Step 5: Solve for x
    x = 1,399,458,921,449.53/1,047,061.11
  6. Step 6: Final answer
    x = 1,336,558.98

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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.