Home / 1,301,274-1,795,633.42-720,475.86

Finding the Fourth Proportional to 1,301,274, 1,795,633.42 and 720,475.86

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Solution

The fourth proportional to 1,301,274, 1,795,633.42 and 720,475.86 is: 994,187.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,274 : 1,795,633.42 = 720,475.86 : x
  2. Step 2: Convert to fraction form
    1,301,274/1,795,633.42 = 720,475.86/x
  3. Step 3: Cross multiply
    1,301,274x = 1,795,633.42 × 720,475.86
  4. Step 4: Simplify right side
    1,301,274x = 1,293,710,532,519.24
  5. Step 5: Solve for x
    x = 1,293,710,532,519.24/1,301,274
  6. Step 6: Final answer
    x = 994,187.64

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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.