Home / 1,048,085.94-1,447,456.45-722,246.18

Finding the Fourth Proportional to 1,048,085.94, 1,447,456.45 and 722,246.18

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Solution

The fourth proportional to 1,048,085.94, 1,447,456.45 and 722,246.18 is: 997,456.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,085.94 : 1,447,456.45 = 722,246.18 : x
  2. Step 2: Convert to fraction form
    1,048,085.94/1,447,456.45 = 722,246.18/x
  3. Step 3: Cross multiply
    1,048,085.94x = 1,447,456.45 × 722,246.18
  4. Step 4: Simplify right side
    1,048,085.94x = 1,045,419,884,491.58
  5. Step 5: Solve for x
    x = 1,045,419,884,491.58/1,048,085.94
  6. Step 6: Final answer
    x = 997,456.26

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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.