Home / 1,741,983.67-2,403,875.50-978,069.43

Finding the Fourth Proportional to 1,741,983.67, 2,403,875.50 and 978,069.43

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Solution

The fourth proportional to 1,741,983.67, 2,403,875.50 and 978,069.43 is: 1,349,701.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,741,983.67 : 2,403,875.50 = 978,069.43 : x
  2. Step 2: Convert to fraction form
    1,741,983.67/2,403,875.50 = 978,069.43/x
  3. Step 3: Cross multiply
    1,741,983.67x = 2,403,875.50 × 978,069.43
  4. Step 4: Simplify right side
    1,741,983.67x = 2,351,157,140,075.97
  5. Step 5: Solve for x
    x = 2,351,157,140,075.97/1,741,983.67
  6. Step 6: Final answer
    x = 1,349,701.02

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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.