Home / 2,578,491.48-3,558,428.97-1,432,571.85

Finding the Fourth Proportional to 2,578,491.48, 3,558,428.97 and 1,432,571.85

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Solution

The fourth proportional to 2,578,491.48, 3,558,428.97 and 1,432,571.85 is: 1,977,010.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,578,491.48 : 3,558,428.97 = 1,432,571.85 : x
  2. Step 2: Convert to fraction form
    2,578,491.48/3,558,428.97 = 1,432,571.85/x
  3. Step 3: Cross multiply
    2,578,491.48x = 3,558,428.97 × 1,432,571.85
  4. Step 4: Simplify right side
    2,578,491.48x = 5,097,705,172,646.50
  5. Step 5: Solve for x
    x = 5,097,705,172,646.50/2,578,491.48
  6. Step 6: Final answer
    x = 1,977,010.67

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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.