Home / 1,498,646.53-2,068,181.42-819,583.03

Finding the Fourth Proportional to 1,498,646.53, 2,068,181.42 and 819,583.03

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Solution

The fourth proportional to 1,498,646.53, 2,068,181.42 and 819,583.03 is: 1,131,051.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,646.53 : 2,068,181.42 = 819,583.03 : x
  2. Step 2: Convert to fraction form
    1,498,646.53/2,068,181.42 = 819,583.03/x
  3. Step 3: Cross multiply
    1,498,646.53x = 2,068,181.42 × 819,583.03
  4. Step 4: Simplify right side
    1,498,646.53x = 1,695,046,397,890.77
  5. Step 5: Solve for x
    x = 1,695,046,397,890.77/1,498,646.53
  6. Step 6: Final answer
    x = 1,131,051.49

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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.