Home / 1,929,051.45-2,892,986.15-1,333,837.53

Finding the Fourth Proportional to 1,929,051.45, 2,892,986.15 and 1,333,837.53

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Solution

The fourth proportional to 1,929,051.45, 2,892,986.15 and 1,333,837.53 is: 2,000,347.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,051.45 : 2,892,986.15 = 1,333,837.53 : x
  2. Step 2: Convert to fraction form
    1,929,051.45/2,892,986.15 = 1,333,837.53/x
  3. Step 3: Cross multiply
    1,929,051.45x = 2,892,986.15 × 1,333,837.53
  4. Step 4: Simplify right side
    1,929,051.45x = 3,858,773,493,971.02
  5. Step 5: Solve for x
    x = 3,858,773,493,971.02/1,929,051.45
  6. Step 6: Final answer
    x = 2,000,347.63

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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.