Home / 1,059,348.60-1,461,906.90-623,784.78

Finding the Fourth Proportional to 1,059,348.60, 1,461,906.90 and 623,784.78

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Solution

The fourth proportional to 1,059,348.60, 1,461,906.90 and 623,784.78 is: 860,826.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,348.60 : 1,461,906.90 = 623,784.78 : x
  2. Step 2: Convert to fraction form
    1,059,348.60/1,461,906.90 = 623,784.78/x
  3. Step 3: Cross multiply
    1,059,348.60x = 1,461,906.90 × 623,784.78
  4. Step 4: Simplify right side
    1,059,348.60x = 911,915,273,996.98
  5. Step 5: Solve for x
    x = 911,915,273,996.98/1,059,348.60
  6. Step 6: Final answer
    x = 860,826.43

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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.