Home / 1,003,121.70-1,384,307.82-573,411.03

Finding the Fourth Proportional to 1,003,121.70, 1,384,307.82 and 573,411.03

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Solution

The fourth proportional to 1,003,121.70, 1,384,307.82 and 573,411.03 is: 791,307.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,121.70 : 1,384,307.82 = 573,411.03 : x
  2. Step 2: Convert to fraction form
    1,003,121.70/1,384,307.82 = 573,411.03/x
  3. Step 3: Cross multiply
    1,003,121.70x = 1,384,307.82 × 573,411.03
  4. Step 4: Simplify right side
    1,003,121.70x = 793,777,372,903.26
  5. Step 5: Solve for x
    x = 793,777,372,903.26/1,003,121.70
  6. Step 6: Final answer
    x = 791,307.15

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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.