Home / 1,645,885.64-2,464,841.82-1,139,026.28

Finding the Fourth Proportional to 1,645,885.64, 2,464,841.82 and 1,139,026.28

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Solution

The fourth proportional to 1,645,885.64, 2,464,841.82 and 1,139,026.28 is: 1,705,780.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,885.64 : 2,464,841.82 = 1,139,026.28 : x
  2. Step 2: Convert to fraction form
    1,645,885.64/2,464,841.82 = 1,139,026.28/x
  3. Step 3: Cross multiply
    1,645,885.64x = 2,464,841.82 × 1,139,026.28
  4. Step 4: Simplify right side
    1,645,885.64x = 2,807,519,609,023.03
  5. Step 5: Solve for x
    x = 2,807,519,609,023.03/1,645,885.64
  6. Step 6: Final answer
    x = 1,705,780.49

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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.