Home / 1,373,601.52-1,895,517.30-761,779.36

Finding the Fourth Proportional to 1,373,601.52, 1,895,517.30 and 761,779.36

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Solution

The fourth proportional to 1,373,601.52, 1,895,517.30 and 761,779.36 is: 1,051,226.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,601.52 : 1,895,517.30 = 761,779.36 : x
  2. Step 2: Convert to fraction form
    1,373,601.52/1,895,517.30 = 761,779.36/x
  3. Step 3: Cross multiply
    1,373,601.52x = 1,895,517.30 × 761,779.36
  4. Step 4: Simplify right side
    1,373,601.52x = 1,443,965,955,662.93
  5. Step 5: Solve for x
    x = 1,443,965,955,662.93/1,373,601.52
  6. Step 6: Final answer
    x = 1,051,226.24

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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.