Home / 1,446,810.12-1,996,621.92-802,257.48

Finding the Fourth Proportional to 1,446,810.12, 1,996,621.92 and 802,257.48

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Solution

The fourth proportional to 1,446,810.12, 1,996,621.92 and 802,257.48 is: 1,107,128.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446,810.12 : 1,996,621.92 = 802,257.48 : x
  2. Step 2: Convert to fraction form
    1,446,810.12/1,996,621.92 = 802,257.48/x
  3. Step 3: Cross multiply
    1,446,810.12x = 1,996,621.92 × 802,257.48
  4. Step 4: Simplify right side
    1,446,810.12x = 1,601,804,870,051.96
  5. Step 5: Solve for x
    x = 1,601,804,870,051.96/1,446,810.12
  6. Step 6: Final answer
    x = 1,107,128.61

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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.