Home / 1,516,878.41-2,274,437.34-718,153.20

Finding the Fourth Proportional to 1,516,878.41, 2,274,437.34 and 718,153.20

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Solution

The fourth proportional to 1,516,878.41, 2,274,437.34 and 718,153.20 is: 1,076,813.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,878.41 : 2,274,437.34 = 718,153.20 : x
  2. Step 2: Convert to fraction form
    1,516,878.41/2,274,437.34 = 718,153.20/x
  3. Step 3: Cross multiply
    1,516,878.41x = 2,274,437.34 × 718,153.20
  4. Step 4: Simplify right side
    1,516,878.41x = 1,633,394,453,920.49
  5. Step 5: Solve for x
    x = 1,633,394,453,920.49/1,516,878.41
  6. Step 6: Final answer
    x = 1,076,813.04

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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.