Home / 1,438,520.00-1,985,147.82-793,940.20

Finding the Fourth Proportional to 1,438,520.00, 1,985,147.82 and 793,940.20

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Solution

The fourth proportional to 1,438,520.00, 1,985,147.82 and 793,940.20 is: 1,095,632.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,520.00 : 1,985,147.82 = 793,940.20 : x
  2. Step 2: Convert to fraction form
    1,438,520.00/1,985,147.82 = 793,940.20/x
  3. Step 3: Cross multiply
    1,438,520.00x = 1,985,147.82 × 793,940.20
  4. Step 4: Simplify right side
    1,438,520.00x = 1,576,088,652,277.49
  5. Step 5: Solve for x
    x = 1,576,088,652,277.49/1,438,520.00
  6. Step 6: Final answer
    x = 1,095,632.08

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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.