Home / 1,447,808.90-1,996,330.10-923,814.64

Finding the Fourth Proportional to 1,447,808.90, 1,996,330.10 and 923,814.64

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Solution

The fourth proportional to 1,447,808.90, 1,996,330.10 and 923,814.64 is: 1,273,813.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,808.90 : 1,996,330.10 = 923,814.64 : x
  2. Step 2: Convert to fraction form
    1,447,808.90/1,996,330.10 = 923,814.64/x
  3. Step 3: Cross multiply
    1,447,808.90x = 1,996,330.10 × 923,814.64
  4. Step 4: Simplify right side
    1,447,808.90x = 1,844,238,972,652.66
  5. Step 5: Solve for x
    x = 1,844,238,972,652.66/1,447,808.90
  6. Step 6: Final answer
    x = 1,273,813.81

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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.