Home / 1,040,077.40-1,560,116.10-970,093.40

Finding the Fourth Proportional to 1,040,077.40, 1,560,116.10 and 970,093.40

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Solution

The fourth proportional to 1,040,077.40, 1,560,116.10 and 970,093.40 is: 1,455,140.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,077.40 : 1,560,116.10 = 970,093.40 : x
  2. Step 2: Convert to fraction form
    1,040,077.40/1,560,116.10 = 970,093.40/x
  3. Step 3: Cross multiply
    1,040,077.40x = 1,560,116.10 × 970,093.40
  4. Step 4: Simplify right side
    1,040,077.40x = 1,513,458,331,843.74
  5. Step 5: Solve for x
    x = 1,513,458,331,843.74/1,040,077.40
  6. Step 6: Final answer
    x = 1,455,140.10

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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.