Home / 1,809,535.47-2,710,167.84-863,570.49

Finding the Fourth Proportional to 1,809,535.47, 2,710,167.84 and 863,570.49

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Solution

The fourth proportional to 1,809,535.47, 2,710,167.84 and 863,570.49 is: 1,293,382.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,535.47 : 2,710,167.84 = 863,570.49 : x
  2. Step 2: Convert to fraction form
    1,809,535.47/2,710,167.84 = 863,570.49/x
  3. Step 3: Cross multiply
    1,809,535.47x = 2,710,167.84 × 863,570.49
  4. Step 4: Simplify right side
    1,809,535.47x = 2,340,420,969,571.04
  5. Step 5: Solve for x
    x = 2,340,420,969,571.04/1,809,535.47
  6. Step 6: Final answer
    x = 1,293,382.20

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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.