Home / 1,780,722-2,457,441.52-1,092,773.84

Finding the Fourth Proportional to 1,780,722, 2,457,441.52 and 1,092,773.84

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Solution

The fourth proportional to 1,780,722, 2,457,441.52 and 1,092,773.84 is: 1,508,055.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,722 : 2,457,441.52 = 1,092,773.84 : x
  2. Step 2: Convert to fraction form
    1,780,722/2,457,441.52 = 1,092,773.84/x
  3. Step 3: Cross multiply
    1,780,722x = 2,457,441.52 × 1,092,773.84
  4. Step 4: Simplify right side
    1,780,722x = 2,685,427,806,385.84
  5. Step 5: Solve for x
    x = 2,685,427,806,385.84/1,780,722
  6. Step 6: Final answer
    x = 1,508,055.61

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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.