Home / 1,230,266.70-1,845,400.05-1,084,120.43

Finding the Fourth Proportional to 1,230,266.70, 1,845,400.05 and 1,084,120.43

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Solution

The fourth proportional to 1,230,266.70, 1,845,400.05 and 1,084,120.43 is: 1,626,180.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,266.70 : 1,845,400.05 = 1,084,120.43 : x
  2. Step 2: Convert to fraction form
    1,230,266.70/1,845,400.05 = 1,084,120.43/x
  3. Step 3: Cross multiply
    1,230,266.70x = 1,845,400.05 × 1,084,120.43
  4. Step 4: Simplify right side
    1,230,266.70x = 2,000,635,886,501.02
  5. Step 5: Solve for x
    x = 2,000,635,886,501.02/1,230,266.70
  6. Step 6: Final answer
    x = 1,626,180.64

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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.