Home / 1,129,815.54-1,693,282.32-529,452.45

Finding the Fourth Proportional to 1,129,815.54, 1,693,282.32 and 529,452.45

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Solution

The fourth proportional to 1,129,815.54, 1,693,282.32 and 529,452.45 is: 793,503.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,815.54 : 1,693,282.32 = 529,452.45 : x
  2. Step 2: Convert to fraction form
    1,129,815.54/1,693,282.32 = 529,452.45/x
  3. Step 3: Cross multiply
    1,129,815.54x = 1,693,282.32 × 529,452.45
  4. Step 4: Simplify right side
    1,129,815.54x = 896,512,472,865.68
  5. Step 5: Solve for x
    x = 896,512,472,865.68/1,129,815.54
  6. Step 6: Final answer
    x = 793,503.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.