Home / 1,941,602.44-2,912,131.48-819,409

Finding the Fourth Proportional to 1,941,602.44, 2,912,131.48 and 819,409

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Solution

The fourth proportional to 1,941,602.44, 2,912,131.48 and 819,409 is: 1,228,998.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,602.44 : 2,912,131.48 = 819,409 : x
  2. Step 2: Convert to fraction form
    1,941,602.44/2,912,131.48 = 819,409/x
  3. Step 3: Cross multiply
    1,941,602.44x = 2,912,131.48 × 819,409
  4. Step 4: Simplify right side
    1,941,602.44x = 2,386,226,743,895.32
  5. Step 5: Solve for x
    x = 2,386,226,743,895.32/1,941,602.44
  6. Step 6: Final answer
    x = 1,228,998.63

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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.