Home / 1,876,009.20-2,811,940.20-1,035,164.40

Finding the Fourth Proportional to 1,876,009.20, 2,811,940.20 and 1,035,164.40

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Solution

The fourth proportional to 1,876,009.20, 2,811,940.20 and 1,035,164.40 is: 1,551,602.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876,009.20 : 2,811,940.20 = 1,035,164.40 : x
  2. Step 2: Convert to fraction form
    1,876,009.20/2,811,940.20 = 1,035,164.40/x
  3. Step 3: Cross multiply
    1,876,009.20x = 2,811,940.20 × 1,035,164.40
  4. Step 4: Simplify right side
    1,876,009.20x = 2,910,820,389,968.88
  5. Step 5: Solve for x
    x = 2,910,820,389,968.88/1,876,009.20
  6. Step 6: Final answer
    x = 1,551,602.41

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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.