Home / 1,258,359.37-1,886,074.88-718,993.49

Finding the Fourth Proportional to 1,258,359.37, 1,886,074.88 and 718,993.49

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Solution

The fourth proportional to 1,258,359.37, 1,886,074.88 and 718,993.49 is: 1,077,653.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,359.37 : 1,886,074.88 = 718,993.49 : x
  2. Step 2: Convert to fraction form
    1,258,359.37/1,886,074.88 = 718,993.49/x
  3. Step 3: Cross multiply
    1,258,359.37x = 1,886,074.88 × 718,993.49
  4. Step 4: Simplify right side
    1,258,359.37x = 1,356,075,550,043.41
  5. Step 5: Solve for x
    x = 1,356,075,550,043.41/1,258,359.37
  6. Step 6: Final answer
    x = 1,077,653.63

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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.