Home / 1,053,790.40-1,576,999.20-965,316.80

Finding the Fourth Proportional to 1,053,790.40, 1,576,999.20 and 965,316.80

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Solution

The fourth proportional to 1,053,790.40, 1,576,999.20 and 965,316.80 is: 1,444,598.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,790.40 : 1,576,999.20 = 965,316.80 : x
  2. Step 2: Convert to fraction form
    1,053,790.40/1,576,999.20 = 965,316.80/x
  3. Step 3: Cross multiply
    1,053,790.40x = 1,576,999.20 × 965,316.80
  4. Step 4: Simplify right side
    1,053,790.40x = 1,522,303,821,346.56
  5. Step 5: Solve for x
    x = 1,522,303,821,346.56/1,053,790.40
  6. Step 6: Final answer
    x = 1,444,598.30

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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.