Home / 1,040,072.80-1,560,260.40-441,032.80

Finding the Fourth Proportional to 1,040,072.80, 1,560,260.40 and 441,032.80

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Solution

The fourth proportional to 1,040,072.80, 1,560,260.40 and 441,032.80 is: 661,613.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,072.80 : 1,560,260.40 = 441,032.80 : x
  2. Step 2: Convert to fraction form
    1,040,072.80/1,560,260.40 = 441,032.80/x
  3. Step 3: Cross multiply
    1,040,072.80x = 1,560,260.40 × 441,032.80
  4. Step 4: Simplify right side
    1,040,072.80x = 688,126,012,941.12
  5. Step 5: Solve for x
    x = 688,126,012,941.12/1,040,072.80
  6. Step 6: Final answer
    x = 661,613.31

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1.5x scale

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.