Home / 1,703,911.70-2,351,360.31-939,965.06

Finding the Fourth Proportional to 1,703,911.70, 2,351,360.31 and 939,965.06

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Solution

The fourth proportional to 1,703,911.70, 2,351,360.31 and 939,965.06 is: 1,297,130.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703,911.70 : 2,351,360.31 = 939,965.06 : x
  2. Step 2: Convert to fraction form
    1,703,911.70/2,351,360.31 = 939,965.06/x
  3. Step 3: Cross multiply
    1,703,911.70x = 2,351,360.31 × 939,965.06
  4. Step 4: Simplify right side
    1,703,911.70x = 2,210,196,537,224.30
  5. Step 5: Solve for x
    x = 2,210,196,537,224.30/1,703,911.70
  6. Step 6: Final answer
    x = 1,297,130.91

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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.