Home / 1,199,792.36-1,655,719.31-655,928.18

Finding the Fourth Proportional to 1,199,792.36, 1,655,719.31 and 655,928.18

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Solution

The fourth proportional to 1,199,792.36, 1,655,719.31 and 655,928.18 is: 905,184.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,792.36 : 1,655,719.31 = 655,928.18 : x
  2. Step 2: Convert to fraction form
    1,199,792.36/1,655,719.31 = 655,928.18/x
  3. Step 3: Cross multiply
    1,199,792.36x = 1,655,719.31 × 655,928.18
  4. Step 4: Simplify right side
    1,199,792.36x = 1,086,032,942,040.92
  5. Step 5: Solve for x
    x = 1,086,032,942,040.92/1,199,792.36
  6. Step 6: Final answer
    x = 905,184.08

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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.