Home / 5,087,982.40-7,021,459.59-2,764,874.45

Finding the Fourth Proportional to 5,087,982.40, 7,021,459.59 and 2,764,874.45

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Solution

The fourth proportional to 5,087,982.40, 7,021,459.59 and 2,764,874.45 is: 3,815,550.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,087,982.40 : 7,021,459.59 = 2,764,874.45 : x
  2. Step 2: Convert to fraction form
    5,087,982.40/7,021,459.59 = 2,764,874.45/x
  3. Step 3: Cross multiply
    5,087,982.40x = 7,021,459.59 × 2,764,874.45
  4. Step 4: Simplify right side
    5,087,982.40x = 19,413,454,229,283.84
  5. Step 5: Solve for x
    x = 19,413,454,229,283.84/5,087,982.40
  6. Step 6: Final answer
    x = 3,815,550.59

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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.