Home / 1,416,255.18-1,954,432.37-771,675.43

Finding the Fourth Proportional to 1,416,255.18, 1,954,432.37 and 771,675.43

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Solution

The fourth proportional to 1,416,255.18, 1,954,432.37 and 771,675.43 is: 1,064,912.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,255.18 : 1,954,432.37 = 771,675.43 : x
  2. Step 2: Convert to fraction form
    1,416,255.18/1,954,432.37 = 771,675.43/x
  3. Step 3: Cross multiply
    1,416,255.18x = 1,954,432.37 × 771,675.43
  4. Step 4: Simplify right side
    1,416,255.18x = 1,508,187,443,559.84
  5. Step 5: Solve for x
    x = 1,508,187,443,559.84/1,416,255.18
  6. Step 6: Final answer
    x = 1,064,912.22

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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.