Home / 1,757,705-2,425,891.74-1,113,185.12

Finding the Fourth Proportional to 1,757,705, 2,425,891.74 and 1,113,185.12

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Solution

The fourth proportional to 1,757,705, 2,425,891.74 and 1,113,185.12 is: 1,536,359.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,757,705 : 2,425,891.74 = 1,113,185.12 : x
  2. Step 2: Convert to fraction form
    1,757,705/2,425,891.74 = 1,113,185.12/x
  3. Step 3: Cross multiply
    1,757,705x = 2,425,891.74 × 1,113,185.12
  4. Step 4: Simplify right side
    1,757,705x = 2,700,466,587,698.91
  5. Step 5: Solve for x
    x = 2,700,466,587,698.91/1,757,705
  6. Step 6: Final answer
    x = 1,536,359.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.