Home / 1,879,648.40-2,593,908.20-1,020,208.60

Finding the Fourth Proportional to 1,879,648.40, 2,593,908.20 and 1,020,208.60

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Solution

The fourth proportional to 1,879,648.40, 2,593,908.20 and 1,020,208.60 is: 1,407,884.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,648.40 : 2,593,908.20 = 1,020,208.60 : x
  2. Step 2: Convert to fraction form
    1,879,648.40/2,593,908.20 = 1,020,208.60/x
  3. Step 3: Cross multiply
    1,879,648.40x = 2,593,908.20 × 1,020,208.60
  4. Step 4: Simplify right side
    1,879,648.40x = 2,646,327,453,250.52
  5. Step 5: Solve for x
    x = 2,646,327,453,250.52/1,879,648.40
  6. Step 6: Final answer
    x = 1,407,884.29

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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.