Home / 947,340.60-1,421,010.90-682,956.60

Finding the Fourth Proportional to 947,340.60, 1,421,010.90 and 682,956.60

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Solution

The fourth proportional to 947,340.60, 1,421,010.90 and 682,956.60 is: 1,024,434.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,340.60 : 1,421,010.90 = 682,956.60 : x
  2. Step 2: Convert to fraction form
    947,340.60/1,421,010.90 = 682,956.60/x
  3. Step 3: Cross multiply
    947,340.60x = 1,421,010.90 × 682,956.60
  4. Step 4: Simplify right side
    947,340.60x = 970,488,772,826.94
  5. Step 5: Solve for x
    x = 970,488,772,826.94/947,340.60
  6. Step 6: Final answer
    x = 1,024,434.90

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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.