Home / 1,719,009.80-2,578,511.46-456,837.29

Finding the Fourth Proportional to 1,719,009.80, 2,578,511.46 and 456,837.29

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Solution

The fourth proportional to 1,719,009.80, 2,578,511.46 and 456,837.29 is: 685,255.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,009.80 : 2,578,511.46 = 456,837.29 : x
  2. Step 2: Convert to fraction form
    1,719,009.80/2,578,511.46 = 456,837.29/x
  3. Step 3: Cross multiply
    1,719,009.80x = 2,578,511.46 × 456,837.29
  4. Step 4: Simplify right side
    1,719,009.80x = 1,177,960,187,620.34
  5. Step 5: Solve for x
    x = 1,177,960,187,620.34/1,719,009.80
  6. Step 6: Final answer
    x = 685,255.07

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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.