Home / 2,048,654.40-3,072,981.60-1,152,859.20

Finding the Fourth Proportional to 2,048,654.40, 3,072,981.60 and 1,152,859.20

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Solution

The fourth proportional to 2,048,654.40, 3,072,981.60 and 1,152,859.20 is: 1,729,288.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,048,654.40 : 3,072,981.60 = 1,152,859.20 : x
  2. Step 2: Convert to fraction form
    2,048,654.40/3,072,981.60 = 1,152,859.20/x
  3. Step 3: Cross multiply
    2,048,654.40x = 3,072,981.60 × 1,152,859.20
  4. Step 4: Simplify right side
    2,048,654.40x = 3,542,715,108,990.72
  5. Step 5: Solve for x
    x = 3,542,715,108,990.72/2,048,654.40
  6. Step 6: Final answer
    x = 1,729,288.80

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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.