Home / 994,411.80-1,491,617.70-889,435.80

Finding the Fourth Proportional to 994,411.80, 1,491,617.70 and 889,435.80

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Solution

The fourth proportional to 994,411.80, 1,491,617.70 and 889,435.80 is: 1,334,153.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,411.80 : 1,491,617.70 = 889,435.80 : x
  2. Step 2: Convert to fraction form
    994,411.80/1,491,617.70 = 889,435.80/x
  3. Step 3: Cross multiply
    994,411.80x = 1,491,617.70 × 889,435.80
  4. Step 4: Simplify right side
    994,411.80x = 1,326,698,182,293.66
  5. Step 5: Solve for x
    x = 1,326,698,182,293.66/994,411.80
  6. Step 6: Final answer
    x = 1,334,153.70

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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.