Home / 5,382,578.76-7,428,138.06-2,935,323.73

Finding the Fourth Proportional to 5,382,578.76, 7,428,138.06 and 2,935,323.73

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Solution

The fourth proportional to 5,382,578.76, 7,428,138.06 and 2,935,323.73 is: 4,050,844.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,382,578.76 : 7,428,138.06 = 2,935,323.73 : x
  2. Step 2: Convert to fraction form
    5,382,578.76/7,428,138.06 = 2,935,323.73/x
  3. Step 3: Cross multiply
    5,382,578.76x = 7,428,138.06 × 2,935,323.73
  4. Step 4: Simplify right side
    5,382,578.76x = 21,803,989,917,234.16
  5. Step 5: Solve for x
    x = 21,803,989,917,234.16/5,382,578.76
  6. Step 6: Final answer
    x = 4,050,844.57

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.