Home / 1,966,090.82-2,950,282.58-828,783.45

Finding the Fourth Proportional to 1,966,090.82, 2,950,282.58 and 828,783.45

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Solution

The fourth proportional to 1,966,090.82, 2,950,282.58 and 828,783.45 is: 1,243,658.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966,090.82 : 2,950,282.58 = 828,783.45 : x
  2. Step 2: Convert to fraction form
    1,966,090.82/2,950,282.58 = 828,783.45/x
  3. Step 3: Cross multiply
    1,966,090.82x = 2,950,282.58 × 828,783.45
  4. Step 4: Simplify right side
    1,966,090.82x = 2,445,145,370,983.38
  5. Step 5: Solve for x
    x = 2,445,145,370,983.38/1,966,090.82
  6. Step 6: Final answer
    x = 1,243,658.41

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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.