Home / 1,431,923.95-2,147,837.28-366,976.45

Finding the Fourth Proportional to 1,431,923.95, 2,147,837.28 and 366,976.45

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Solution

The fourth proportional to 1,431,923.95, 2,147,837.28 and 366,976.45 is: 550,452.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,923.95 : 2,147,837.28 = 366,976.45 : x
  2. Step 2: Convert to fraction form
    1,431,923.95/2,147,837.28 = 366,976.45/x
  3. Step 3: Cross multiply
    1,431,923.95x = 2,147,837.28 × 366,976.45
  4. Step 4: Simplify right side
    1,431,923.95x = 788,205,700,192.06
  5. Step 5: Solve for x
    x = 788,205,700,192.06/1,431,923.95
  6. Step 6: Final answer
    x = 550,452.21

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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.