Home / 1,405,930.14-1,940,184.63-761,351.04

Finding the Fourth Proportional to 1,405,930.14, 1,940,184.63 and 761,351.04

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Solution

The fourth proportional to 1,405,930.14, 1,940,184.63 and 761,351.04 is: 1,050,665.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,930.14 : 1,940,184.63 = 761,351.04 : x
  2. Step 2: Convert to fraction form
    1,405,930.14/1,940,184.63 = 761,351.04/x
  3. Step 3: Cross multiply
    1,405,930.14x = 1,940,184.63 × 761,351.04
  4. Step 4: Simplify right side
    1,405,930.14x = 1,477,161,585,842.52
  5. Step 5: Solve for x
    x = 1,477,161,585,842.52/1,405,930.14
  6. Step 6: Final answer
    x = 1,050,665.00

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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.