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Finding the Fourth Proportional to 1,795,851.40, 2,693,906.70 and 1,084,347.40

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Solution

The fourth proportional to 1,795,851.40, 2,693,906.70 and 1,084,347.40 is: 1,626,599.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,795,851.40 : 2,693,906.70 = 1,084,347.40 : x
  2. Step 2: Convert to fraction form
    1,795,851.40/2,693,906.70 = 1,084,347.40/x
  3. Step 3: Cross multiply
    1,795,851.40x = 2,693,906.70 × 1,084,347.40
  4. Step 4: Simplify right side
    1,795,851.40x = 2,921,130,725,987.58
  5. Step 5: Solve for x
    x = 2,921,130,725,987.58/1,795,851.40
  6. Step 6: Final answer
    x = 1,626,599.35

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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.