Home / 1,263,182.80-1,893,852.60-514,843.60

Finding the Fourth Proportional to 1,263,182.80, 1,893,852.60 and 514,843.60

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Solution

The fourth proportional to 1,263,182.80, 1,893,852.60 and 514,843.60 is: 771,889.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,182.80 : 1,893,852.60 = 514,843.60 : x
  2. Step 2: Convert to fraction form
    1,263,182.80/1,893,852.60 = 514,843.60/x
  3. Step 3: Cross multiply
    1,263,182.80x = 1,893,852.60 × 514,843.60
  4. Step 4: Simplify right side
    1,263,182.80x = 975,037,890,453.36
  5. Step 5: Solve for x
    x = 975,037,890,453.36/1,263,182.80
  6. Step 6: Final answer
    x = 771,889.78

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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.