Home / 1,678,574.25-2,517,861.42-480,500.82

Finding the Fourth Proportional to 1,678,574.25, 2,517,861.42 and 480,500.82

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Solution

The fourth proportional to 1,678,574.25, 2,517,861.42 and 480,500.82 is: 720,751.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,574.25 : 2,517,861.42 = 480,500.82 : x
  2. Step 2: Convert to fraction form
    1,678,574.25/2,517,861.42 = 480,500.82/x
  3. Step 3: Cross multiply
    1,678,574.25x = 2,517,861.42 × 480,500.82
  4. Step 4: Simplify right side
    1,678,574.25x = 1,209,834,476,956.36
  5. Step 5: Solve for x
    x = 1,209,834,476,956.36/1,678,574.25
  6. Step 6: Final answer
    x = 720,751.24

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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.