Home / 1,879,428.52-2,593,630.74-1,019,996.20

Finding the Fourth Proportional to 1,879,428.52, 2,593,630.74 and 1,019,996.20

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Solution

The fourth proportional to 1,879,428.52, 2,593,630.74 and 1,019,996.20 is: 1,407,605.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,428.52 : 2,593,630.74 = 1,019,996.20 : x
  2. Step 2: Convert to fraction form
    1,879,428.52/2,593,630.74 = 1,019,996.20/x
  3. Step 3: Cross multiply
    1,879,428.52x = 2,593,630.74 × 1,019,996.20
  4. Step 4: Simplify right side
    1,879,428.52x = 2,645,493,499,003.19
  5. Step 5: Solve for x
    x = 2,645,493,499,003.19/1,879,428.52
  6. Step 6: Final answer
    x = 1,407,605.28

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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.