Home / 1,035,930.48-1,430,394.84-810,219.12

Finding the Fourth Proportional to 1,035,930.48, 1,430,394.84 and 810,219.12

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Solution

The fourth proportional to 1,035,930.48, 1,430,394.84 and 810,219.12 is: 1,118,736.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,930.48 : 1,430,394.84 = 810,219.12 : x
  2. Step 2: Convert to fraction form
    1,035,930.48/1,430,394.84 = 810,219.12/x
  3. Step 3: Cross multiply
    1,035,930.48x = 1,430,394.84 × 810,219.12
  4. Step 4: Simplify right side
    1,035,930.48x = 1,158,933,248,517.34
  5. Step 5: Solve for x
    x = 1,158,933,248,517.34/1,035,930.48
  6. Step 6: Final answer
    x = 1,118,736.51

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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.