Home / 1,780,662.10-2,457,438.41-1,006,364.48

Finding the Fourth Proportional to 1,780,662.10, 2,457,438.41 and 1,006,364.48

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Solution

The fourth proportional to 1,780,662.10, 2,457,438.41 and 1,006,364.48 is: 1,388,853.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,662.10 : 2,457,438.41 = 1,006,364.48 : x
  2. Step 2: Convert to fraction form
    1,780,662.10/2,457,438.41 = 1,006,364.48/x
  3. Step 3: Cross multiply
    1,780,662.10x = 2,457,438.41 × 1,006,364.48
  4. Step 4: Simplify right side
    1,780,662.10x = 2,473,078,727,611.68
  5. Step 5: Solve for x
    x = 2,473,078,727,611.68/1,780,662.10
  6. Step 6: Final answer
    x = 1,388,853.47

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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.