Home / 1,438,514.34-1,985,140-793,934.52

Finding the Fourth Proportional to 1,438,514.34, 1,985,140 and 793,934.52

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Solution

The fourth proportional to 1,438,514.34, 1,985,140 and 793,934.52 is: 1,095,624.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,514.34 : 1,985,140 = 793,934.52 : x
  2. Step 2: Convert to fraction form
    1,438,514.34/1,985,140 = 793,934.52/x
  3. Step 3: Cross multiply
    1,438,514.34x = 1,985,140 × 793,934.52
  4. Step 4: Simplify right side
    1,438,514.34x = 1,576,071,173,032.80
  5. Step 5: Solve for x
    x = 1,576,071,173,032.80/1,438,514.34
  6. Step 6: Final answer
    x = 1,095,624.23

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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.