Home / 1,077,429.06-1,616,133.87-412,581.06

Finding the Fourth Proportional to 1,077,429.06, 1,616,133.87 and 412,581.06

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Solution

The fourth proportional to 1,077,429.06, 1,616,133.87 and 412,581.06 is: 618,867.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,429.06 : 1,616,133.87 = 412,581.06 : x
  2. Step 2: Convert to fraction form
    1,077,429.06/1,616,133.87 = 412,581.06/x
  3. Step 3: Cross multiply
    1,077,429.06x = 1,616,133.87 × 412,581.06
  4. Step 4: Simplify right side
    1,077,429.06x = 666,786,232,794.18
  5. Step 5: Solve for x
    x = 666,786,232,794.18/1,077,429.06
  6. Step 6: Final answer
    x = 618,867.87

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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.