Home / 1,719,130.68-2,578,693.20-456,958.32

Finding the Fourth Proportional to 1,719,130.68, 2,578,693.20 and 456,958.32

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Solution

The fourth proportional to 1,719,130.68, 2,578,693.20 and 456,958.32 is: 685,436.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,130.68 : 2,578,693.20 = 456,958.32 : x
  2. Step 2: Convert to fraction form
    1,719,130.68/2,578,693.20 = 456,958.32/x
  3. Step 3: Cross multiply
    1,719,130.68x = 2,578,693.20 × 456,958.32
  4. Step 4: Simplify right side
    1,719,130.68x = 1,178,355,312,467.42
  5. Step 5: Solve for x
    x = 1,178,355,312,467.42/1,719,130.68
  6. Step 6: Final answer
    x = 685,436.73

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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.