Home / 1,788,196.60-2,678,795.70-1,076,109.40

Finding the Fourth Proportional to 1,788,196.60, 2,678,795.70 and 1,076,109.40

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Solution

The fourth proportional to 1,788,196.60, 2,678,795.70 and 1,076,109.40 is: 1,612,058.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,196.60 : 2,678,795.70 = 1,076,109.40 : x
  2. Step 2: Convert to fraction form
    1,788,196.60/2,678,795.70 = 1,076,109.40/x
  3. Step 3: Cross multiply
    1,788,196.60x = 2,678,795.70 × 1,076,109.40
  4. Step 4: Simplify right side
    1,788,196.60x = 2,882,677,233,449.58
  5. Step 5: Solve for x
    x = 2,882,677,233,449.58/1,788,196.60
  6. Step 6: Final answer
    x = 1,612,058.33

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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.