Home / 1,431,086.40-2,146,703.04-366,137.64

Finding the Fourth Proportional to 1,431,086.40, 2,146,703.04 and 366,137.64

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Solution

The fourth proportional to 1,431,086.40, 2,146,703.04 and 366,137.64 is: 549,225.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,086.40 : 2,146,703.04 = 366,137.64 : x
  2. Step 2: Convert to fraction form
    1,431,086.40/2,146,703.04 = 366,137.64/x
  3. Step 3: Cross multiply
    1,431,086.40x = 2,146,703.04 × 366,137.64
  4. Step 4: Simplify right side
    1,431,086.40x = 785,988,784,846.43
  5. Step 5: Solve for x
    x = 785,988,784,846.43/1,431,086.40
  6. Step 6: Final answer
    x = 549,225.25

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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.