Home / 1,673,614.24-2,309,611.20-909,667.84

Finding the Fourth Proportional to 1,673,614.24, 2,309,611.20 and 909,667.84

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Solution

The fourth proportional to 1,673,614.24, 2,309,611.20 and 909,667.84 is: 1,255,354.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,614.24 : 2,309,611.20 = 909,667.84 : x
  2. Step 2: Convert to fraction form
    1,673,614.24/2,309,611.20 = 909,667.84/x
  3. Step 3: Cross multiply
    1,673,614.24x = 2,309,611.20 × 909,667.84
  4. Step 4: Simplify right side
    1,673,614.24x = 2,100,979,031,543.81
  5. Step 5: Solve for x
    x = 2,100,979,031,543.81/1,673,614.24
  6. Step 6: Final answer
    x = 1,255,354.42

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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.