Home / 2,845,970.33-3,927,532.73-1,556,781.21

Finding the Fourth Proportional to 2,845,970.33, 3,927,532.73 and 1,556,781.21

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Solution

The fourth proportional to 2,845,970.33, 3,927,532.73 and 1,556,781.21 is: 2,148,409.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845,970.33 : 3,927,532.73 = 1,556,781.21 : x
  2. Step 2: Convert to fraction form
    2,845,970.33/3,927,532.73 = 1,556,781.21/x
  3. Step 3: Cross multiply
    2,845,970.33x = 3,927,532.73 × 1,556,781.21
  4. Step 4: Simplify right side
    2,845,970.33x = 6,114,309,147,940.10
  5. Step 5: Solve for x
    x = 6,114,309,147,940.10/2,845,970.33
  6. Step 6: Final answer
    x = 2,148,409.31

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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.