Home / 1,130,458.48-1,691,777.77-697,998.36

Finding the Fourth Proportional to 1,130,458.48, 1,691,777.77 and 697,998.36

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Solution

The fourth proportional to 1,130,458.48, 1,691,777.77 and 697,998.36 is: 1,044,583.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,458.48 : 1,691,777.77 = 697,998.36 : x
  2. Step 2: Convert to fraction form
    1,130,458.48/1,691,777.77 = 697,998.36/x
  3. Step 3: Cross multiply
    1,130,458.48x = 1,691,777.77 × 697,998.36
  4. Step 4: Simplify right side
    1,130,458.48x = 1,180,858,115,506.75
  5. Step 5: Solve for x
    x = 1,180,858,115,506.75/1,130,458.48
  6. Step 6: Final answer
    x = 1,044,583.36

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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.