Home / 1,474,993.80-2,035,529.73-830,437.25

Finding the Fourth Proportional to 1,474,993.80, 2,035,529.73 and 830,437.25

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Solution

The fourth proportional to 1,474,993.80, 2,035,529.73 and 830,437.25 is: 1,146,024.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,993.80 : 2,035,529.73 = 830,437.25 : x
  2. Step 2: Convert to fraction form
    1,474,993.80/2,035,529.73 = 830,437.25/x
  3. Step 3: Cross multiply
    1,474,993.80x = 2,035,529.73 × 830,437.25
  4. Step 4: Simplify right side
    1,474,993.80x = 1,690,379,701,096.79
  5. Step 5: Solve for x
    x = 1,690,379,701,096.79/1,474,993.80
  6. Step 6: Final answer
    x = 1,146,024.95

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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.