Home / 1,672,002.30-2,508,003.45-1,431,464.70

Finding the Fourth Proportional to 1,672,002.30, 2,508,003.45 and 1,431,464.70

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Solution

The fourth proportional to 1,672,002.30, 2,508,003.45 and 1,431,464.70 is: 2,147,197.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,002.30 : 2,508,003.45 = 1,431,464.70 : x
  2. Step 2: Convert to fraction form
    1,672,002.30/2,508,003.45 = 1,431,464.70/x
  3. Step 3: Cross multiply
    1,672,002.30x = 2,508,003.45 × 1,431,464.70
  4. Step 4: Simplify right side
    1,672,002.30x = 3,590,118,406,153.22
  5. Step 5: Solve for x
    x = 3,590,118,406,153.22/1,672,002.30
  6. Step 6: Final answer
    x = 2,147,197.05

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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.