Home / 1,009,585.70-1,512,337.35-629,339.30

Finding the Fourth Proportional to 1,009,585.70, 1,512,337.35 and 629,339.30

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Solution

The fourth proportional to 1,009,585.70, 1,512,337.35 and 629,339.30 is: 942,736.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,585.70 : 1,512,337.35 = 629,339.30 : x
  2. Step 2: Convert to fraction form
    1,009,585.70/1,512,337.35 = 629,339.30/x
  3. Step 3: Cross multiply
    1,009,585.70x = 1,512,337.35 × 629,339.30
  4. Step 4: Simplify right side
    1,009,585.70x = 951,773,329,212.86
  5. Step 5: Solve for x
    x = 951,773,329,212.86/1,009,585.70
  6. Step 6: Final answer
    x = 942,736.54

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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.