Home / 1,159,389.36-1,599,957.36-650,091.78

Finding the Fourth Proportional to 1,159,389.36, 1,599,957.36 and 650,091.78

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Solution

The fourth proportional to 1,159,389.36, 1,599,957.36 and 650,091.78 is: 897,126.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,389.36 : 1,599,957.36 = 650,091.78 : x
  2. Step 2: Convert to fraction form
    1,159,389.36/1,599,957.36 = 650,091.78/x
  3. Step 3: Cross multiply
    1,159,389.36x = 1,599,957.36 × 650,091.78
  4. Step 4: Simplify right side
    1,159,389.36x = 1,040,119,128,086.50
  5. Step 5: Solve for x
    x = 1,040,119,128,086.50/1,159,389.36
  6. Step 6: Final answer
    x = 897,126.68

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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.