Home / 1,644,382.80-2,467,675.80-579,427.20

Finding the Fourth Proportional to 1,644,382.80, 2,467,675.80 and 579,427.20

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Solution

The fourth proportional to 1,644,382.80, 2,467,675.80 and 579,427.20 is: 869,528.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,382.80 : 2,467,675.80 = 579,427.20 : x
  2. Step 2: Convert to fraction form
    1,644,382.80/2,467,675.80 = 579,427.20/x
  3. Step 3: Cross multiply
    1,644,382.80x = 2,467,675.80 × 579,427.20
  4. Step 4: Simplify right side
    1,644,382.80x = 1,429,838,479,301.76
  5. Step 5: Solve for x
    x = 1,429,838,479,301.76/1,644,382.80
  6. Step 6: Final answer
    x = 869,528.97

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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.