Home / 1,118,197.64-1,675,744.68-509,498.37

Finding the Fourth Proportional to 1,118,197.64, 1,675,744.68 and 509,498.37

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Solution

The fourth proportional to 1,118,197.64, 1,675,744.68 and 509,498.37 is: 763,540.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,197.64 : 1,675,744.68 = 509,498.37 : x
  2. Step 2: Convert to fraction form
    1,118,197.64/1,675,744.68 = 509,498.37/x
  3. Step 3: Cross multiply
    1,118,197.64x = 1,675,744.68 × 509,498.37
  4. Step 4: Simplify right side
    1,118,197.64x = 853,789,188,567.00
  5. Step 5: Solve for x
    x = 853,789,188,567.00/1,118,197.64
  6. Step 6: Final answer
    x = 763,540.50

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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.