Home / 2,286,887.20-3,430,330.80-603,990.70

Finding the Fourth Proportional to 2,286,887.20, 3,430,330.80 and 603,990.70

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Solution

The fourth proportional to 2,286,887.20, 3,430,330.80 and 603,990.70 is: 905,986.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286,887.20 : 3,430,330.80 = 603,990.70 : x
  2. Step 2: Convert to fraction form
    2,286,887.20/3,430,330.80 = 603,990.70/x
  3. Step 3: Cross multiply
    2,286,887.20x = 3,430,330.80 × 603,990.70
  4. Step 4: Simplify right side
    2,286,887.20x = 2,071,887,901,123.56
  5. Step 5: Solve for x
    x = 2,071,887,901,123.56/2,286,887.20
  6. Step 6: Final answer
    x = 905,986.05

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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.