Home / 1,641,995.30-2,265,991.97-916,818.50

Finding the Fourth Proportional to 1,641,995.30, 2,265,991.97 and 916,818.50

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Solution

The fourth proportional to 1,641,995.30, 2,265,991.97 and 916,818.50 is: 1,265,231.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,995.30 : 2,265,991.97 = 916,818.50 : x
  2. Step 2: Convert to fraction form
    1,641,995.30/2,265,991.97 = 916,818.50/x
  3. Step 3: Cross multiply
    1,641,995.30x = 2,265,991.97 × 916,818.50
  4. Step 4: Simplify right side
    1,641,995.30x = 2,077,503,358,947.45
  5. Step 5: Solve for x
    x = 2,077,503,358,947.45/1,641,995.30
  6. Step 6: Final answer
    x = 1,265,231.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.