Home / 1,122,605.52-1,683,966.60-561,450.48

Finding the Fourth Proportional to 1,122,605.52, 1,683,966.60 and 561,450.48

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Solution

The fourth proportional to 1,122,605.52, 1,683,966.60 and 561,450.48 is: 842,204.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,605.52 : 1,683,966.60 = 561,450.48 : x
  2. Step 2: Convert to fraction form
    1,122,605.52/1,683,966.60 = 561,450.48/x
  3. Step 3: Cross multiply
    1,122,605.52x = 1,683,966.60 × 561,450.48
  4. Step 4: Simplify right side
    1,122,605.52x = 945,463,855,873.97
  5. Step 5: Solve for x
    x = 945,463,855,873.97/1,122,605.52
  6. Step 6: Final answer
    x = 842,204.89

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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.