Home / 832,205.80-1,248,308.70-692,122.60

Finding the Fourth Proportional to 832,205.80, 1,248,308.70 and 692,122.60

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Solution

The fourth proportional to 832,205.80, 1,248,308.70 and 692,122.60 is: 1,038,183.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,205.80 : 1,248,308.70 = 692,122.60 : x
  2. Step 2: Convert to fraction form
    832,205.80/1,248,308.70 = 692,122.60/x
  3. Step 3: Cross multiply
    832,205.80x = 1,248,308.70 × 692,122.60
  4. Step 4: Simplify right side
    832,205.80x = 863,982,663,046.62
  5. Step 5: Solve for x
    x = 863,982,663,046.62/832,205.80
  6. Step 6: Final answer
    x = 1,038,183.90

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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.