Home / 1,782,005.30-2,673,110.35-520,027.70

Finding the Fourth Proportional to 1,782,005.30, 2,673,110.35 and 520,027.70

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Solution

The fourth proportional to 1,782,005.30, 2,673,110.35 and 520,027.70 is: 780,071.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,005.30 : 2,673,110.35 = 520,027.70 : x
  2. Step 2: Convert to fraction form
    1,782,005.30/2,673,110.35 = 520,027.70/x
  3. Step 3: Cross multiply
    1,782,005.30x = 2,673,110.35 × 520,027.70
  4. Step 4: Simplify right side
    1,782,005.30x = 1,390,091,427,156.70
  5. Step 5: Solve for x
    x = 1,390,091,427,156.70/1,782,005.30
  6. Step 6: Final answer
    x = 780,071.43

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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.