Home / 1,887,354.40-2,826,884.40-1,638,522.40

Finding the Fourth Proportional to 1,887,354.40, 2,826,884.40 and 1,638,522.40

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Solution

The fourth proportional to 1,887,354.40, 2,826,884.40 and 1,638,522.40 is: 2,454,183.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887,354.40 : 2,826,884.40 = 1,638,522.40 : x
  2. Step 2: Convert to fraction form
    1,887,354.40/2,826,884.40 = 1,638,522.40/x
  3. Step 3: Cross multiply
    1,887,354.40x = 2,826,884.40 × 1,638,522.40
  4. Step 4: Simplify right side
    1,887,354.40x = 4,631,913,411,610.56
  5. Step 5: Solve for x
    x = 4,631,913,411,610.56/1,887,354.40
  6. Step 6: Final answer
    x = 2,454,183.17

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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.