Home / 2,206,707.90-3,045,259.59-1,239,837.63

Finding the Fourth Proportional to 2,206,707.90, 3,045,259.59 and 1,239,837.63

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Solution

The fourth proportional to 2,206,707.90, 3,045,259.59 and 1,239,837.63 is: 1,710,977.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206,707.90 : 3,045,259.59 = 1,239,837.63 : x
  2. Step 2: Convert to fraction form
    2,206,707.90/3,045,259.59 = 1,239,837.63/x
  3. Step 3: Cross multiply
    2,206,707.90x = 3,045,259.59 × 1,239,837.63
  4. Step 4: Simplify right side
    2,206,707.90x = 3,775,627,432,800.37
  5. Step 5: Solve for x
    x = 3,775,627,432,800.37/2,206,707.90
  6. Step 6: Final answer
    x = 1,710,977.44

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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.