Home / 1,141,981.75-1,575,986.45-632,684.13

Finding the Fourth Proportional to 1,141,981.75, 1,575,986.45 and 632,684.13

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Solution

The fourth proportional to 1,141,981.75, 1,575,986.45 and 632,684.13 is: 873,132.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,981.75 : 1,575,986.45 = 632,684.13 : x
  2. Step 2: Convert to fraction form
    1,141,981.75/1,575,986.45 = 632,684.13/x
  3. Step 3: Cross multiply
    1,141,981.75x = 1,575,986.45 × 632,684.13
  4. Step 4: Simplify right side
    1,141,981.75x = 997,101,616,010.04
  5. Step 5: Solve for x
    x = 997,101,616,010.04/1,141,981.75
  6. Step 6: Final answer
    x = 873,132.71

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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.