Home / 816,735.52-1,127,095.96-454,151.59

Finding the Fourth Proportional to 816,735.52, 1,127,095.96 and 454,151.59

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Solution

The fourth proportional to 816,735.52, 1,127,095.96 and 454,151.59 is: 626,729.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,735.52 : 1,127,095.96 = 454,151.59 : x
  2. Step 2: Convert to fraction form
    816,735.52/1,127,095.96 = 454,151.59/x
  3. Step 3: Cross multiply
    816,735.52x = 1,127,095.96 × 454,151.59
  4. Step 4: Simplify right side
    816,735.52x = 511,872,424,987.34
  5. Step 5: Solve for x
    x = 511,872,424,987.34/816,735.52
  6. Step 6: Final answer
    x = 626,729.72

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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.