Home / 1,078,014.80-1,613,911.80-966,040.40

Finding the Fourth Proportional to 1,078,014.80, 1,613,911.80 and 966,040.40

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Solution

The fourth proportional to 1,078,014.80, 1,613,911.80 and 966,040.40 is: 1,446,273.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,014.80 : 1,613,911.80 = 966,040.40 : x
  2. Step 2: Convert to fraction form
    1,078,014.80/1,613,911.80 = 966,040.40/x
  3. Step 3: Cross multiply
    1,078,014.80x = 1,613,911.80 × 966,040.40
  4. Step 4: Simplify right side
    1,078,014.80x = 1,559,104,000,836.72
  5. Step 5: Solve for x
    x = 1,559,104,000,836.72/1,078,014.80
  6. Step 6: Final answer
    x = 1,446,273.28

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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.