Home / 1,932,064.88-2,666,116.92-1,072,558.12

Finding the Fourth Proportional to 1,932,064.88, 2,666,116.92 and 1,072,558.12

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Solution

The fourth proportional to 1,932,064.88, 2,666,116.92 and 1,072,558.12 is: 1,480,056.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932,064.88 : 2,666,116.92 = 1,072,558.12 : x
  2. Step 2: Convert to fraction form
    1,932,064.88/2,666,116.92 = 1,072,558.12/x
  3. Step 3: Cross multiply
    1,932,064.88x = 2,666,116.92 × 1,072,558.12
  4. Step 4: Simplify right side
    1,932,064.88x = 2,859,565,351,415.39
  5. Step 5: Solve for x
    x = 2,859,565,351,415.39/1,932,064.88
  6. Step 6: Final answer
    x = 1,480,056.59

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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.