Home / 1,130,464.49-1,691,786.76-698,004.36

Finding the Fourth Proportional to 1,130,464.49, 1,691,786.76 and 698,004.36

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Solution

The fourth proportional to 1,130,464.49, 1,691,786.76 and 698,004.36 is: 1,044,592.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,464.49 : 1,691,786.76 = 698,004.36 : x
  2. Step 2: Convert to fraction form
    1,130,464.49/1,691,786.76 = 698,004.36/x
  3. Step 3: Cross multiply
    1,130,464.49x = 1,691,786.76 × 698,004.36
  4. Step 4: Simplify right side
    1,130,464.49x = 1,180,874,534,670.27
  5. Step 5: Solve for x
    x = 1,180,874,534,670.27/1,130,464.49
  6. Step 6: Final answer
    x = 1,044,592.33

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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.