Home / 1,673,763.59-2,309,795.30-909,817.13

Finding the Fourth Proportional to 1,673,763.59, 2,309,795.30 and 909,817.13

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Solution

The fourth proportional to 1,673,763.59, 2,309,795.30 and 909,817.13 is: 1,255,548.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,763.59 : 2,309,795.30 = 909,817.13 : x
  2. Step 2: Convert to fraction form
    1,673,763.59/2,309,795.30 = 909,817.13/x
  3. Step 3: Cross multiply
    1,673,763.59x = 2,309,795.30 × 909,817.13
  4. Step 4: Simplify right side
    1,673,763.59x = 2,101,491,330,733.49
  5. Step 5: Solve for x
    x = 2,101,491,330,733.49/1,673,763.59
  6. Step 6: Final answer
    x = 1,255,548.48

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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.