Home / 2,830,395.48-4,242,049.47-2,228,981.82

Finding the Fourth Proportional to 2,830,395.48, 4,242,049.47 and 2,228,981.82

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Solution

The fourth proportional to 2,830,395.48, 4,242,049.47 and 2,228,981.82 is: 3,340,681.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,830,395.48 : 4,242,049.47 = 2,228,981.82 : x
  2. Step 2: Convert to fraction form
    2,830,395.48/4,242,049.47 = 2,228,981.82/x
  3. Step 3: Cross multiply
    2,830,395.48x = 4,242,049.47 × 2,228,981.82
  4. Step 4: Simplify right side
    2,830,395.48x = 9,455,451,148,170.64
  5. Step 5: Solve for x
    x = 9,455,451,148,170.64/2,830,395.48
  6. Step 6: Final answer
    x = 3,340,681.97

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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.