Home / 1,212,736.32-1,819,117.44-371,295.36

Finding the Fourth Proportional to 1,212,736.32, 1,819,117.44 and 371,295.36

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Solution

The fourth proportional to 1,212,736.32, 1,819,117.44 and 371,295.36 is: 556,947.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,736.32 : 1,819,117.44 = 371,295.36 : x
  2. Step 2: Convert to fraction form
    1,212,736.32/1,819,117.44 = 371,295.36/x
  3. Step 3: Cross multiply
    1,212,736.32x = 1,819,117.44 × 371,295.36
  4. Step 4: Simplify right side
    1,212,736.32x = 675,429,864,767.08
  5. Step 5: Solve for x
    x = 675,429,864,767.08/1,212,736.32
  6. Step 6: Final answer
    x = 556,947.01

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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.