Home / 1,917,042.40-2,875,563.60-1,632,076.30

Finding the Fourth Proportional to 1,917,042.40, 2,875,563.60 and 1,632,076.30

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Solution

The fourth proportional to 1,917,042.40, 2,875,563.60 and 1,632,076.30 is: 2,448,114.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,042.40 : 2,875,563.60 = 1,632,076.30 : x
  2. Step 2: Convert to fraction form
    1,917,042.40/2,875,563.60 = 1,632,076.30/x
  3. Step 3: Cross multiply
    1,917,042.40x = 2,875,563.60 × 1,632,076.30
  4. Step 4: Simplify right side
    1,917,042.40x = 4,693,139,200,702.68
  5. Step 5: Solve for x
    x = 4,693,139,200,702.68/1,917,042.40
  6. Step 6: Final answer
    x = 2,448,114.45

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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.