Home / 1,784,048-2,461,668.64-1,009,675.20

Finding the Fourth Proportional to 1,784,048, 2,461,668.64 and 1,009,675.20

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Solution

The fourth proportional to 1,784,048, 2,461,668.64 and 1,009,675.20 is: 1,393,172.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,784,048 : 2,461,668.64 = 1,009,675.20 : x
  2. Step 2: Convert to fraction form
    1,784,048/2,461,668.64 = 1,009,675.20/x
  3. Step 3: Cross multiply
    1,784,048x = 2,461,668.64 × 1,009,675.20
  4. Step 4: Simplify right side
    1,784,048x = 2,485,485,776,425.73
  5. Step 5: Solve for x
    x = 2,485,485,776,425.73/1,784,048
  6. Step 6: Final answer
    x = 1,393,172.03

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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.