Home / 1,604,715.22-2,407,212.93-406,637.58

Finding the Fourth Proportional to 1,604,715.22, 2,407,212.93 and 406,637.58

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Solution

The fourth proportional to 1,604,715.22, 2,407,212.93 and 406,637.58 is: 609,991.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,715.22 : 2,407,212.93 = 406,637.58 : x
  2. Step 2: Convert to fraction form
    1,604,715.22/2,407,212.93 = 406,637.58/x
  3. Step 3: Cross multiply
    1,604,715.22x = 2,407,212.93 × 406,637.58
  4. Step 4: Simplify right side
    1,604,715.22x = 978,863,250,951.85
  5. Step 5: Solve for x
    x = 978,863,250,951.85/1,604,715.22
  6. Step 6: Final answer
    x = 609,991.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.