Home / 1,209,846.98-1,814,936.49-410,914.01

Finding the Fourth Proportional to 1,209,846.98, 1,814,936.49 and 410,914.01

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Solution

The fourth proportional to 1,209,846.98, 1,814,936.49 and 410,914.01 is: 616,427.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,846.98 : 1,814,936.49 = 410,914.01 : x
  2. Step 2: Convert to fraction form
    1,209,846.98/1,814,936.49 = 410,914.01/x
  3. Step 3: Cross multiply
    1,209,846.98x = 1,814,936.49 × 410,914.01
  4. Step 4: Simplify right side
    1,209,846.98x = 745,782,835,538.57
  5. Step 5: Solve for x
    x = 745,782,835,538.57/1,209,846.98
  6. Step 6: Final answer
    x = 616,427.40

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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.