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Finding the Fourth Proportional to 1,301,219.03, 1,794,422.54 and 1,014,634.55

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Solution

The fourth proportional to 1,301,219.03, 1,794,422.54 and 1,014,634.55 is: 1,399,213.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,219.03 : 1,794,422.54 = 1,014,634.55 : x
  2. Step 2: Convert to fraction form
    1,301,219.03/1,794,422.54 = 1,014,634.55/x
  3. Step 3: Cross multiply
    1,301,219.03x = 1,794,422.54 × 1,014,634.55
  4. Step 4: Simplify right side
    1,301,219.03x = 1,820,683,092,337.47
  5. Step 5: Solve for x
    x = 1,820,683,092,337.47/1,301,219.03
  6. Step 6: Final answer
    x = 1,399,213.40

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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.