Home / 1,556,828.58-2,148,422.49-841,436.58

Finding the Fourth Proportional to 1,556,828.58, 2,148,422.49 and 841,436.58

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Solution

The fourth proportional to 1,556,828.58, 2,148,422.49 and 841,436.58 is: 1,161,181.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,828.58 : 2,148,422.49 = 841,436.58 : x
  2. Step 2: Convert to fraction form
    1,556,828.58/2,148,422.49 = 841,436.58/x
  3. Step 3: Cross multiply
    1,556,828.58x = 2,148,422.49 × 841,436.58
  4. Step 4: Simplify right side
    1,556,828.58x = 1,807,761,272,380.68
  5. Step 5: Solve for x
    x = 1,807,761,272,380.68/1,556,828.58
  6. Step 6: Final answer
    x = 1,161,181.97

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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.