Home / 1,411,084.16-1,943,735.48-1,138,388.50

Finding the Fourth Proportional to 1,411,084.16, 1,943,735.48 and 1,138,388.50

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Solution

The fourth proportional to 1,411,084.16, 1,943,735.48 and 1,138,388.50 is: 1,568,103.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,084.16 : 1,943,735.48 = 1,138,388.50 : x
  2. Step 2: Convert to fraction form
    1,411,084.16/1,943,735.48 = 1,138,388.50/x
  3. Step 3: Cross multiply
    1,411,084.16x = 1,943,735.48 × 1,138,388.50
  4. Step 4: Simplify right side
    1,411,084.16x = 2,212,726,113,950.59
  5. Step 5: Solve for x
    x = 2,212,726,113,950.59/1,411,084.16
  6. Step 6: Final answer
    x = 1,568,103.57

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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.