Home / 1,093,252.15-1,639,386.15-419,109.40

Finding the Fourth Proportional to 1,093,252.15, 1,639,386.15 and 419,109.40

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Solution

The fourth proportional to 1,093,252.15, 1,639,386.15 and 419,109.40 is: 628,475.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,252.15 : 1,639,386.15 = 419,109.40 : x
  2. Step 2: Convert to fraction form
    1,093,252.15/1,639,386.15 = 419,109.40/x
  3. Step 3: Cross multiply
    1,093,252.15x = 1,639,386.15 × 419,109.40
  4. Step 4: Simplify right side
    1,093,252.15x = 687,082,145,694.81
  5. Step 5: Solve for x
    x = 687,082,145,694.81/1,093,252.15
  6. Step 6: Final answer
    x = 628,475.46

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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.