Home / 1,438,515.34-1,985,141.38-793,935.52

Finding the Fourth Proportional to 1,438,515.34, 1,985,141.38 and 793,935.52

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Solution

The fourth proportional to 1,438,515.34, 1,985,141.38 and 793,935.52 is: 1,095,625.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,515.34 : 1,985,141.38 = 793,935.52 : x
  2. Step 2: Convert to fraction form
    1,438,515.34/1,985,141.38 = 793,935.52/x
  3. Step 3: Cross multiply
    1,438,515.34x = 1,985,141.38 × 793,935.52
  4. Step 4: Simplify right side
    1,438,515.34x = 1,576,074,253,803.82
  5. Step 5: Solve for x
    x = 1,576,074,253,803.82/1,438,515.34
  6. Step 6: Final answer
    x = 1,095,625.61

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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.