Home / 3,777,776.64-5,666,111.35-1,858,172.59

Finding the Fourth Proportional to 3,777,776.64, 5,666,111.35 and 1,858,172.59

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Solution

The fourth proportional to 3,777,776.64, 5,666,111.35 and 1,858,172.59 is: 2,786,986.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,777,776.64 : 5,666,111.35 = 1,858,172.59 : x
  2. Step 2: Convert to fraction form
    3,777,776.64/5,666,111.35 = 1,858,172.59/x
  3. Step 3: Cross multiply
    3,777,776.64x = 5,666,111.35 × 1,858,172.59
  4. Step 4: Simplify right side
    3,777,776.64x = 10,528,612,802,457.90
  5. Step 5: Solve for x
    x = 10,528,612,802,457.90/3,777,776.64
  6. Step 6: Final answer
    x = 2,786,986.58

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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.