Home / 1,458,254.96-2,012,504.76-805,009

Finding the Fourth Proportional to 1,458,254.96, 2,012,504.76 and 805,009

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Solution

The fourth proportional to 1,458,254.96, 2,012,504.76 and 805,009 is: 1,110,974.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,254.96 : 2,012,504.76 = 805,009 : x
  2. Step 2: Convert to fraction form
    1,458,254.96/2,012,504.76 = 805,009/x
  3. Step 3: Cross multiply
    1,458,254.96x = 2,012,504.76 × 805,009
  4. Step 4: Simplify right side
    1,458,254.96x = 1,620,084,444,342.84
  5. Step 5: Solve for x
    x = 1,620,084,444,342.84/1,458,254.96
  6. Step 6: Final answer
    x = 1,110,974.75

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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.