Home / 2,108,364.30-2,909,507.49-1,141,486.74

Finding the Fourth Proportional to 2,108,364.30, 2,909,507.49 and 1,141,486.74

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Solution

The fourth proportional to 2,108,364.30, 2,909,507.49 and 1,141,486.74 is: 1,575,232.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,364.30 : 2,909,507.49 = 1,141,486.74 : x
  2. Step 2: Convert to fraction form
    2,108,364.30/2,909,507.49 = 1,141,486.74/x
  3. Step 3: Cross multiply
    2,108,364.30x = 2,909,507.49 × 1,141,486.74
  4. Step 4: Simplify right side
    2,108,364.30x = 3,321,164,219,765.68
  5. Step 5: Solve for x
    x = 3,321,164,219,765.68/2,108,364.30
  6. Step 6: Final answer
    x = 1,575,232.62

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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.