Home / 1,507,205.80-2,260,808.70-1,105,672.60

Finding the Fourth Proportional to 1,507,205.80, 2,260,808.70 and 1,105,672.60

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Solution

The fourth proportional to 1,507,205.80, 2,260,808.70 and 1,105,672.60 is: 1,658,508.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,205.80 : 2,260,808.70 = 1,105,672.60 : x
  2. Step 2: Convert to fraction form
    1,507,205.80/2,260,808.70 = 1,105,672.60/x
  3. Step 3: Cross multiply
    1,507,205.80x = 2,260,808.70 × 1,105,672.60
  4. Step 4: Simplify right side
    1,507,205.80x = 2,499,714,233,431.62
  5. Step 5: Solve for x
    x = 2,499,714,233,431.62/1,507,205.80
  6. Step 6: Final answer
    x = 1,658,508.90

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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.