Home / 1,004,569.21-1,385,753.37-636,372.05

Finding the Fourth Proportional to 1,004,569.21, 1,385,753.37 and 636,372.05

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Solution

The fourth proportional to 1,004,569.21, 1,385,753.37 and 636,372.05 is: 877,843.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,569.21 : 1,385,753.37 = 636,372.05 : x
  2. Step 2: Convert to fraction form
    1,004,569.21/1,385,753.37 = 636,372.05/x
  3. Step 3: Cross multiply
    1,004,569.21x = 1,385,753.37 × 636,372.05
  4. Step 4: Simplify right side
    1,004,569.21x = 881,854,703,546.15
  5. Step 5: Solve for x
    x = 881,854,703,546.15/1,004,569.21
  6. Step 6: Final answer
    x = 877,843.65

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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.