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Finding the Fourth Proportional to 1,773,852.40, 2,660,778.60 and 1,773,852.40

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Solution

The fourth proportional to 1,773,852.40, 2,660,778.60 and 1,773,852.40 is: 2,660,778.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773,852.40 : 2,660,778.60 = 1,773,852.40 : x
  2. Step 2: Convert to fraction form
    1,773,852.40/2,660,778.60 = 1,773,852.40/x
  3. Step 3: Cross multiply
    1,773,852.40x = 2,660,778.60 × 1,773,852.40
  4. Step 4: Simplify right side
    1,773,852.40x = 4,719,828,505,478.64
  5. Step 5: Solve for x
    x = 4,719,828,505,478.64/1,773,852.40
  6. Step 6: Final answer
    x = 2,660,778.60

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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.