Home / 1,947,619.98-2,687,854.66-1,076,435.94

Finding the Fourth Proportional to 1,947,619.98, 2,687,854.66 and 1,076,435.94

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Solution

The fourth proportional to 1,947,619.98, 2,687,854.66 and 1,076,435.94 is: 1,485,558.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,619.98 : 2,687,854.66 = 1,076,435.94 : x
  2. Step 2: Convert to fraction form
    1,947,619.98/2,687,854.66 = 1,076,435.94/x
  3. Step 3: Cross multiply
    1,947,619.98x = 2,687,854.66 × 1,076,435.94
  4. Step 4: Simplify right side
    1,947,619.98x = 2,893,303,357,520.48
  5. Step 5: Solve for x
    x = 2,893,303,357,520.48/1,947,619.98
  6. Step 6: Final answer
    x = 1,485,558.47

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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.