Home / 1,020,813.55-1,407,935.84-633,858.08

Finding the Fourth Proportional to 1,020,813.55, 1,407,935.84 and 633,858.08

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Solution

The fourth proportional to 1,020,813.55, 1,407,935.84 and 633,858.08 is: 874,235.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,813.55 : 1,407,935.84 = 633,858.08 : x
  2. Step 2: Convert to fraction form
    1,020,813.55/1,407,935.84 = 633,858.08/x
  3. Step 3: Cross multiply
    1,020,813.55x = 1,407,935.84 × 633,858.08
  4. Step 4: Simplify right side
    1,020,813.55x = 892,431,498,096.62
  5. Step 5: Solve for x
    x = 892,431,498,096.62/1,020,813.55
  6. Step 6: Final answer
    x = 874,235.55

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.