Home / 1,863,263.58-2,795,485.90-665,159.38

Finding the Fourth Proportional to 1,863,263.58, 2,795,485.90 and 665,159.38

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Solution

The fourth proportional to 1,863,263.58, 2,795,485.90 and 665,159.38 is: 997,949.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863,263.58 : 2,795,485.90 = 665,159.38 : x
  2. Step 2: Convert to fraction form
    1,863,263.58/2,795,485.90 = 665,159.38/x
  3. Step 3: Cross multiply
    1,863,263.58x = 2,795,485.90 × 665,159.38
  4. Step 4: Simplify right side
    1,863,263.58x = 1,859,443,668,042.74
  5. Step 5: Solve for x
    x = 1,859,443,668,042.74/1,863,263.58
  6. Step 6: Final answer
    x = 997,949.88

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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.