Home / 1,604,717.22-2,407,215.93-406,639.58

Finding the Fourth Proportional to 1,604,717.22, 2,407,215.93 and 406,639.58

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Solution

The fourth proportional to 1,604,717.22, 2,407,215.93 and 406,639.58 is: 609,994.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,717.22 : 2,407,215.93 = 406,639.58 : x
  2. Step 2: Convert to fraction form
    1,604,717.22/2,407,215.93 = 406,639.58/x
  3. Step 3: Cross multiply
    1,604,717.22x = 2,407,215.93 × 406,639.58
  4. Step 4: Simplify right side
    1,604,717.22x = 978,869,274,744.51
  5. Step 5: Solve for x
    x = 978,869,274,744.51/1,604,717.22
  6. Step 6: Final answer
    x = 609,994.87

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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.