Home / 1,297,194.85-1,945,592.71-432,645.06

Finding the Fourth Proportional to 1,297,194.85, 1,945,592.71 and 432,645.06

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Solution

The fourth proportional to 1,297,194.85, 1,945,592.71 and 432,645.06 is: 648,901.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,194.85 : 1,945,592.71 = 432,645.06 : x
  2. Step 2: Convert to fraction form
    1,297,194.85/1,945,592.71 = 432,645.06/x
  3. Step 3: Cross multiply
    1,297,194.85x = 1,945,592.71 × 432,645.06
  4. Step 4: Simplify right side
    1,297,194.85x = 841,751,074,753.51
  5. Step 5: Solve for x
    x = 841,751,074,753.51/1,297,194.85
  6. Step 6: Final answer
    x = 648,901.03

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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.