Home / 1,411,491.51-2,116,047.06-612,171.03

Finding the Fourth Proportional to 1,411,491.51, 2,116,047.06 and 612,171.03

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Solution

The fourth proportional to 1,411,491.51, 2,116,047.06 and 612,171.03 is: 917,740.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,491.51 : 2,116,047.06 = 612,171.03 : x
  2. Step 2: Convert to fraction form
    1,411,491.51/2,116,047.06 = 612,171.03/x
  3. Step 3: Cross multiply
    1,411,491.51x = 2,116,047.06 × 612,171.03
  4. Step 4: Simplify right side
    1,411,491.51x = 1,295,382,705,104.57
  5. Step 5: Solve for x
    x = 1,295,382,705,104.57/1,411,491.51
  6. Step 6: Final answer
    x = 917,740.35

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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.