Home / 1,431,847.84-1,975,832.76-843,054.16

Finding the Fourth Proportional to 1,431,847.84, 1,975,832.76 and 843,054.16

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Solution

The fourth proportional to 1,431,847.84, 1,975,832.76 and 843,054.16 is: 1,163,345.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,847.84 : 1,975,832.76 = 843,054.16 : x
  2. Step 2: Convert to fraction form
    1,431,847.84/1,975,832.76 = 843,054.16/x
  3. Step 3: Cross multiply
    1,431,847.84x = 1,975,832.76 × 843,054.16
  4. Step 4: Simplify right side
    1,431,847.84x = 1,665,734,027,782.28
  5. Step 5: Solve for x
    x = 1,665,734,027,782.28/1,431,847.84
  6. Step 6: Final answer
    x = 1,163,345.70

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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.