Home / 1,618,175.10-2,428,234.65-671,447.10

Finding the Fourth Proportional to 1,618,175.10, 2,428,234.65 and 671,447.10

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Solution

The fourth proportional to 1,618,175.10, 2,428,234.65 and 671,447.10 is: 1,007,573.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,175.10 : 2,428,234.65 = 671,447.10 : x
  2. Step 2: Convert to fraction form
    1,618,175.10/2,428,234.65 = 671,447.10/x
  3. Step 3: Cross multiply
    1,618,175.10x = 2,428,234.65 × 671,447.10
  4. Step 4: Simplify right side
    1,618,175.10x = 1,630,431,113,862.02
  5. Step 5: Solve for x
    x = 1,630,431,113,862.02/1,618,175.10
  6. Step 6: Final answer
    x = 1,007,573.97

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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.