Home / 1,308,459.60-1,805,865.48-735,546.96

Finding the Fourth Proportional to 1,308,459.60, 1,805,865.48 and 735,546.96

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Solution

The fourth proportional to 1,308,459.60, 1,805,865.48 and 735,546.96 is: 1,015,162.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,459.60 : 1,805,865.48 = 735,546.96 : x
  2. Step 2: Convert to fraction form
    1,308,459.60/1,805,865.48 = 735,546.96/x
  3. Step 3: Cross multiply
    1,308,459.60x = 1,805,865.48 × 735,546.96
  4. Step 4: Simplify right side
    1,308,459.60x = 1,328,298,863,982.94
  5. Step 5: Solve for x
    x = 1,328,298,863,982.94/1,308,459.60
  6. Step 6: Final answer
    x = 1,015,162.31

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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.