Home / 1,519,373.58-2,278,219.02-621,445.92

Finding the Fourth Proportional to 1,519,373.58, 2,278,219.02 and 621,445.92

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Solution

The fourth proportional to 1,519,373.58, 2,278,219.02 and 621,445.92 is: 931,824.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,373.58 : 2,278,219.02 = 621,445.92 : x
  2. Step 2: Convert to fraction form
    1,519,373.58/2,278,219.02 = 621,445.92/x
  3. Step 3: Cross multiply
    1,519,373.58x = 2,278,219.02 × 621,445.92
  4. Step 4: Simplify right side
    1,519,373.58x = 1,415,789,914,845.40
  5. Step 5: Solve for x
    x = 1,415,789,914,845.40/1,519,373.58
  6. Step 6: Final answer
    x = 931,824.76

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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.