Home / 1,348,509.67-1,860,999.99-775,550.37

Finding the Fourth Proportional to 1,348,509.67, 1,860,999.99 and 775,550.37

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Solution

The fourth proportional to 1,348,509.67, 1,860,999.99 and 775,550.37 is: 1,070,292.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,509.67 : 1,860,999.99 = 775,550.37 : x
  2. Step 2: Convert to fraction form
    1,348,509.67/1,860,999.99 = 775,550.37/x
  3. Step 3: Cross multiply
    1,348,509.67x = 1,860,999.99 × 775,550.37
  4. Step 4: Simplify right side
    1,348,509.67x = 1,443,299,230,814.50
  5. Step 5: Solve for x
    x = 1,443,299,230,814.50/1,348,509.67
  6. Step 6: Final answer
    x = 1,070,292.09

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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.