Home / 1,236,846.80-1,855,270.20-1,059,699.80

Finding the Fourth Proportional to 1,236,846.80, 1,855,270.20 and 1,059,699.80

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Solution

The fourth proportional to 1,236,846.80, 1,855,270.20 and 1,059,699.80 is: 1,589,549.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,846.80 : 1,855,270.20 = 1,059,699.80 : x
  2. Step 2: Convert to fraction form
    1,236,846.80/1,855,270.20 = 1,059,699.80/x
  3. Step 3: Cross multiply
    1,236,846.80x = 1,855,270.20 × 1,059,699.80
  4. Step 4: Simplify right side
    1,236,846.80x = 1,966,029,459,885.96
  5. Step 5: Solve for x
    x = 1,966,029,459,885.96/1,236,846.80
  6. Step 6: Final answer
    x = 1,589,549.70

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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.