Home / 1,438,908.46-1,985,641.64-794,314.82

Finding the Fourth Proportional to 1,438,908.46, 1,985,641.64 and 794,314.82

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Solution

The fourth proportional to 1,438,908.46, 1,985,641.64 and 794,314.82 is: 1,096,125.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,908.46 : 1,985,641.64 = 794,314.82 : x
  2. Step 2: Convert to fraction form
    1,438,908.46/1,985,641.64 = 794,314.82/x
  3. Step 3: Cross multiply
    1,438,908.46x = 1,985,641.64 × 794,314.82
  4. Step 4: Simplify right side
    1,438,908.46x = 1,577,224,567,961.32
  5. Step 5: Solve for x
    x = 1,577,224,567,961.32/1,438,908.46
  6. Step 6: Final answer
    x = 1,096,125.72

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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.