Home / 1,230,349.80-1,845,524.70-698,908.80

Finding the Fourth Proportional to 1,230,349.80, 1,845,524.70 and 698,908.80

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Solution

The fourth proportional to 1,230,349.80, 1,845,524.70 and 698,908.80 is: 1,048,363.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,349.80 : 1,845,524.70 = 698,908.80 : x
  2. Step 2: Convert to fraction form
    1,230,349.80/1,845,524.70 = 698,908.80/x
  3. Step 3: Cross multiply
    1,230,349.80x = 1,845,524.70 × 698,908.80
  4. Step 4: Simplify right side
    1,230,349.80x = 1,289,853,453,447.36
  5. Step 5: Solve for x
    x = 1,289,853,453,447.36/1,230,349.80
  6. Step 6: Final answer
    x = 1,048,363.20

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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.