Home / 1,474,780.18-2,035,234.30-830,222.98

Finding the Fourth Proportional to 1,474,780.18, 2,035,234.30 and 830,222.98

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Solution

The fourth proportional to 1,474,780.18, 2,035,234.30 and 830,222.98 is: 1,145,728.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,780.18 : 2,035,234.30 = 830,222.98 : x
  2. Step 2: Convert to fraction form
    1,474,780.18/2,035,234.30 = 830,222.98/x
  3. Step 3: Cross multiply
    1,474,780.18x = 2,035,234.30 × 830,222.98
  4. Step 4: Simplify right side
    1,474,780.18x = 1,689,698,285,544.21
  5. Step 5: Solve for x
    x = 1,689,698,285,544.21/1,474,780.18
  6. Step 6: Final answer
    x = 1,145,728.91

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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.