Home / 1,580,189.81-2,166,033.43-1,558,926.77

Finding the Fourth Proportional to 1,580,189.81, 2,166,033.43 and 1,558,926.77

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Solution

The fourth proportional to 1,580,189.81, 2,166,033.43 and 1,558,926.77 is: 2,136,887.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,189.81 : 2,166,033.43 = 1,558,926.77 : x
  2. Step 2: Convert to fraction form
    1,580,189.81/2,166,033.43 = 1,558,926.77/x
  3. Step 3: Cross multiply
    1,580,189.81x = 2,166,033.43 × 1,558,926.77
  4. Step 4: Simplify right side
    1,580,189.81x = 3,376,687,489,860.41
  5. Step 5: Solve for x
    x = 3,376,687,489,860.41/1,580,189.81
  6. Step 6: Final answer
    x = 2,136,887.28

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.