Home / 5,242,918.43-7,864,657.91-1,648,965.63

Finding the Fourth Proportional to 5,242,918.43, 7,864,657.91 and 1,648,965.63

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Solution

The fourth proportional to 5,242,918.43, 7,864,657.91 and 1,648,965.63 is: 2,473,536.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,242,918.43 : 7,864,657.91 = 1,648,965.63 : x
  2. Step 2: Convert to fraction form
    5,242,918.43/7,864,657.91 = 1,648,965.63/x
  3. Step 3: Cross multiply
    5,242,918.43x = 7,864,657.91 × 1,648,965.63
  4. Step 4: Simplify right side
    5,242,918.43x = 12,968,550,577,052.80
  5. Step 5: Solve for x
    x = 12,968,550,577,052.80/5,242,918.43
  6. Step 6: Final answer
    x = 2,473,536.59

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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.