Home / 2,789,876.88-3,849,038.88-1,823,564.16

Finding the Fourth Proportional to 2,789,876.88, 3,849,038.88 and 1,823,564.16

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Solution

The fourth proportional to 2,789,876.88, 3,849,038.88 and 1,823,564.16 is: 2,515,870.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,789,876.88 : 3,849,038.88 = 1,823,564.16 : x
  2. Step 2: Convert to fraction form
    2,789,876.88/3,849,038.88 = 1,823,564.16/x
  3. Step 3: Cross multiply
    2,789,876.88x = 3,849,038.88 × 1,823,564.16
  4. Step 4: Simplify right side
    2,789,876.88x = 7,018,969,352,014.54
  5. Step 5: Solve for x
    x = 7,018,969,352,014.54/2,789,876.88
  6. Step 6: Final answer
    x = 2,515,870.65

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.