Home / 1,059,384.60-1,589,076.90-561,720.60

Finding the Fourth Proportional to 1,059,384.60, 1,589,076.90 and 561,720.60

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Solution

The fourth proportional to 1,059,384.60, 1,589,076.90 and 561,720.60 is: 842,580.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,384.60 : 1,589,076.90 = 561,720.60 : x
  2. Step 2: Convert to fraction form
    1,059,384.60/1,589,076.90 = 561,720.60/x
  3. Step 3: Cross multiply
    1,059,384.60x = 1,589,076.90 × 561,720.60
  4. Step 4: Simplify right side
    1,059,384.60x = 892,617,229,714.14
  5. Step 5: Solve for x
    x = 892,617,229,714.14/1,059,384.60
  6. Step 6: Final answer
    x = 842,580.90

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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.