Home / 2,910,422.08-4,016,503.48-1,621,262.12

Finding the Fourth Proportional to 2,910,422.08, 4,016,503.48 and 1,621,262.12

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Solution

The fourth proportional to 2,910,422.08, 4,016,503.48 and 1,621,262.12 is: 2,237,409.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910,422.08 : 4,016,503.48 = 1,621,262.12 : x
  2. Step 2: Convert to fraction form
    2,910,422.08/4,016,503.48 = 1,621,262.12/x
  3. Step 3: Cross multiply
    2,910,422.08x = 4,016,503.48 × 1,621,262.12
  4. Step 4: Simplify right side
    2,910,422.08x = 6,511,804,946,972.18
  5. Step 5: Solve for x
    x = 6,511,804,946,972.18/2,910,422.08
  6. Step 6: Final answer
    x = 2,237,409.13

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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.