Home / 1,050,374.98-1,449,435.63-620,573.59

Finding the Fourth Proportional to 1,050,374.98, 1,449,435.63 and 620,573.59

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Solution

The fourth proportional to 1,050,374.98, 1,449,435.63 and 620,573.59 is: 856,343.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,374.98 : 1,449,435.63 = 620,573.59 : x
  2. Step 2: Convert to fraction form
    1,050,374.98/1,449,435.63 = 620,573.59/x
  3. Step 3: Cross multiply
    1,050,374.98x = 1,449,435.63 × 620,573.59
  4. Step 4: Simplify right side
    1,050,374.98x = 899,481,472,383.01
  5. Step 5: Solve for x
    x = 899,481,472,383.01/1,050,374.98
  6. Step 6: Final answer
    x = 856,343.20

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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.