Home / 1,666,246.28-2,297,699.84-1,425,326.36

Finding the Fourth Proportional to 1,666,246.28, 2,297,699.84 and 1,425,326.36

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Solution

The fourth proportional to 1,666,246.28, 2,297,699.84 and 1,425,326.36 is: 1,965,479.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,246.28 : 2,297,699.84 = 1,425,326.36 : x
  2. Step 2: Convert to fraction form
    1,666,246.28/2,297,699.84 = 1,425,326.36/x
  3. Step 3: Cross multiply
    1,666,246.28x = 2,297,699.84 × 1,425,326.36
  4. Step 4: Simplify right side
    1,666,246.28x = 3,274,972,149,319.78
  5. Step 5: Solve for x
    x = 3,274,972,149,319.78/1,666,246.28
  6. Step 6: Final answer
    x = 1,965,479.05

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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.