Home / 1,916,173.23-2,873,190.80-636,085.53

Finding the Fourth Proportional to 1,916,173.23, 2,873,190.80 and 636,085.53

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Solution

The fourth proportional to 1,916,173.23, 2,873,190.80 and 636,085.53 is: 953,773.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,173.23 : 2,873,190.80 = 636,085.53 : x
  2. Step 2: Convert to fraction form
    1,916,173.23/2,873,190.80 = 636,085.53/x
  3. Step 3: Cross multiply
    1,916,173.23x = 2,873,190.80 × 636,085.53
  4. Step 4: Simplify right side
    1,916,173.23x = 1,827,595,084,035.93
  5. Step 5: Solve for x
    x = 1,827,595,084,035.93/1,916,173.23
  6. Step 6: Final answer
    x = 953,773.41

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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.