Home / 1,025,934.44-1,415,055.21-720,079.05

Finding the Fourth Proportional to 1,025,934.44, 1,415,055.21 and 720,079.05

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Solution

The fourth proportional to 1,025,934.44, 1,415,055.21 and 720,079.05 is: 993,193.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,934.44 : 1,415,055.21 = 720,079.05 : x
  2. Step 2: Convert to fraction form
    1,025,934.44/1,415,055.21 = 720,079.05/x
  3. Step 3: Cross multiply
    1,025,934.44x = 1,415,055.21 × 720,079.05
  4. Step 4: Simplify right side
    1,025,934.44x = 1,018,951,611,314.35
  5. Step 5: Solve for x
    x = 1,018,951,611,314.35/1,025,934.44
  6. Step 6: Final answer
    x = 993,193.69

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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.