Home / 1,863,230.31-2,795,436.23-665,126.91

Finding the Fourth Proportional to 1,863,230.31, 2,795,436.23 and 665,126.91

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Solution

The fourth proportional to 1,863,230.31, 2,795,436.23 and 665,126.91 is: 997,901.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863,230.31 : 2,795,436.23 = 665,126.91 : x
  2. Step 2: Convert to fraction form
    1,863,230.31/2,795,436.23 = 665,126.91/x
  3. Step 3: Cross multiply
    1,863,230.31x = 2,795,436.23 × 665,126.91
  4. Step 4: Simplify right side
    1,863,230.31x = 1,859,319,858,436.32
  5. Step 5: Solve for x
    x = 1,859,319,858,436.32/1,863,230.31
  6. Step 6: Final answer
    x = 997,901.25

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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.