Home / 1,011,830.54-1,396,271.32-559,092.38

Finding the Fourth Proportional to 1,011,830.54, 1,396,271.32 and 559,092.38

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Solution

The fourth proportional to 1,011,830.54, 1,396,271.32 and 559,092.38 is: 771,517.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,830.54 : 1,396,271.32 = 559,092.38 : x
  2. Step 2: Convert to fraction form
    1,011,830.54/1,396,271.32 = 559,092.38/x
  3. Step 3: Cross multiply
    1,011,830.54x = 1,396,271.32 × 559,092.38
  4. Step 4: Simplify right side
    1,011,830.54x = 780,644,647,045.45
  5. Step 5: Solve for x
    x = 780,644,647,045.45/1,011,830.54
  6. Step 6: Final answer
    x = 771,517.19

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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.