Home / 2,107,153.88-2,907,872.36-1,140,284.17

Finding the Fourth Proportional to 2,107,153.88, 2,907,872.36 and 1,140,284.17

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Solution

The fourth proportional to 2,107,153.88, 2,907,872.36 and 1,140,284.17 is: 1,573,592.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,153.88 : 2,907,872.36 = 1,140,284.17 : x
  2. Step 2: Convert to fraction form
    2,107,153.88/2,907,872.36 = 1,140,284.17/x
  3. Step 3: Cross multiply
    2,107,153.88x = 2,907,872.36 × 1,140,284.17
  4. Step 4: Simplify right side
    2,107,153.88x = 3,315,800,820,488.54
  5. Step 5: Solve for x
    x = 3,315,800,820,488.54/2,107,153.88
  6. Step 6: Final answer
    x = 1,573,592.16

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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.