Home / 1,679,189.62-2,518,042.83-480,839.62

Finding the Fourth Proportional to 1,679,189.62, 2,518,042.83 and 480,839.62

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Solution

The fourth proportional to 1,679,189.62, 2,518,042.83 and 480,839.62 is: 721,047.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,189.62 : 2,518,042.83 = 480,839.62 : x
  2. Step 2: Convert to fraction form
    1,679,189.62/2,518,042.83 = 480,839.62/x
  3. Step 3: Cross multiply
    1,679,189.62x = 2,518,042.83 × 480,839.62
  4. Step 4: Simplify right side
    1,679,189.62x = 1,210,774,757,520.92
  5. Step 5: Solve for x
    x = 1,210,774,757,520.92/1,679,189.62
  6. Step 6: Final answer
    x = 721,047.07

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1.5x scale

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.