Home / 1,003,161.67-1,504,972.13-434,637.35

Finding the Fourth Proportional to 1,003,161.67, 1,504,972.13 and 434,637.35

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Solution

The fourth proportional to 1,003,161.67, 1,504,972.13 and 434,637.35 is: 652,055.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,161.67 : 1,504,972.13 = 434,637.35 : x
  2. Step 2: Convert to fraction form
    1,003,161.67/1,504,972.13 = 434,637.35/x
  3. Step 3: Cross multiply
    1,003,161.67x = 1,504,972.13 × 434,637.35
  4. Step 4: Simplify right side
    1,003,161.67x = 654,117,098,407.06
  5. Step 5: Solve for x
    x = 654,117,098,407.06/1,003,161.67
  6. Step 6: Final answer
    x = 652,055.51

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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.