Home / 1,417,860.87-1,956,639.01-806,013.66

Finding the Fourth Proportional to 1,417,860.87, 1,956,639.01 and 806,013.66

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Solution

The fourth proportional to 1,417,860.87, 1,956,639.01 and 806,013.66 is: 1,112,293.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,860.87 : 1,956,639.01 = 806,013.66 : x
  2. Step 2: Convert to fraction form
    1,417,860.87/1,956,639.01 = 806,013.66/x
  3. Step 3: Cross multiply
    1,417,860.87x = 1,956,639.01 × 806,013.66
  4. Step 4: Simplify right side
    1,417,860.87x = 1,577,077,769,748.88
  5. Step 5: Solve for x
    x = 1,577,077,769,748.88/1,417,860.87
  6. Step 6: Final answer
    x = 1,112,293.74

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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.