Home / 4,458,603.70-6,687,905.55-2,917,424.80

Finding the Fourth Proportional to 4,458,603.70, 6,687,905.55 and 2,917,424.80

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Solution

The fourth proportional to 4,458,603.70, 6,687,905.55 and 2,917,424.80 is: 4,376,137.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,458,603.70 : 6,687,905.55 = 2,917,424.80 : x
  2. Step 2: Convert to fraction form
    4,458,603.70/6,687,905.55 = 2,917,424.80/x
  3. Step 3: Cross multiply
    4,458,603.70x = 6,687,905.55 × 2,917,424.80
  4. Step 4: Simplify right side
    4,458,603.70x = 19,511,461,511,627.64
  5. Step 5: Solve for x
    x = 19,511,461,511,627.64/4,458,603.70
  6. Step 6: Final answer
    x = 4,376,137.20

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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.