Home / 1,296,134.40-1,944,201.60-1,159,665.60

Finding the Fourth Proportional to 1,296,134.40, 1,944,201.60 and 1,159,665.60

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Solution

The fourth proportional to 1,296,134.40, 1,944,201.60 and 1,159,665.60 is: 1,739,498.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,134.40 : 1,944,201.60 = 1,159,665.60 : x
  2. Step 2: Convert to fraction form
    1,296,134.40/1,944,201.60 = 1,159,665.60/x
  3. Step 3: Cross multiply
    1,296,134.40x = 1,944,201.60 × 1,159,665.60
  4. Step 4: Simplify right side
    1,296,134.40x = 2,254,623,714,984.96
  5. Step 5: Solve for x
    x = 2,254,623,714,984.96/1,296,134.40
  6. Step 6: Final answer
    x = 1,739,498.40

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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.