Home / 1,431,051.66-2,146,555.62-366,084.72

Finding the Fourth Proportional to 1,431,051.66, 2,146,555.62 and 366,084.72

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Solution

The fourth proportional to 1,431,051.66, 2,146,555.62 and 366,084.72 is: 549,121.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,051.66 : 2,146,555.62 = 366,084.72 : x
  2. Step 2: Convert to fraction form
    1,431,051.66/2,146,555.62 = 366,084.72/x
  3. Step 3: Cross multiply
    1,431,051.66x = 2,146,555.62 × 366,084.72
  4. Step 4: Simplify right side
    1,431,051.66x = 785,821,213,112.13
  5. Step 5: Solve for x
    x = 785,821,213,112.13/1,431,051.66
  6. Step 6: Final answer
    x = 549,121.49

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Double scale
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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.