Home / 1,889,453.04-2,607,348.60-1,029,928.56

Finding the Fourth Proportional to 1,889,453.04, 2,607,348.60 and 1,029,928.56

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Solution

The fourth proportional to 1,889,453.04, 2,607,348.60 and 1,029,928.56 is: 1,421,248.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,453.04 : 2,607,348.60 = 1,029,928.56 : x
  2. Step 2: Convert to fraction form
    1,889,453.04/2,607,348.60 = 1,029,928.56/x
  3. Step 3: Cross multiply
    1,889,453.04x = 2,607,348.60 × 1,029,928.56
  4. Step 4: Simplify right side
    1,889,453.04x = 2,685,382,789,016.02
  5. Step 5: Solve for x
    x = 2,685,382,789,016.02/1,889,453.04
  6. Step 6: Final answer
    x = 1,421,248.76

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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.