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Finding the Fourth Proportional to 1,567,603, 2,163,309.42 and 852,211

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Solution

The fourth proportional to 1,567,603, 2,163,309.42 and 852,211 is: 1,176,060.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,603 : 2,163,309.42 = 852,211 : x
  2. Step 2: Convert to fraction form
    1,567,603/2,163,309.42 = 852,211/x
  3. Step 3: Cross multiply
    1,567,603x = 2,163,309.42 × 852,211
  4. Step 4: Simplify right side
    1,567,603x = 1,843,596,084,127.62
  5. Step 5: Solve for x
    x = 1,843,596,084,127.62/1,567,603
  6. Step 6: Final answer
    x = 1,176,060.57

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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.