Home / 1,417,713.24-1,956,493.20-805,891.60

Finding the Fourth Proportional to 1,417,713.24, 1,956,493.20 and 805,891.60

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Solution

The fourth proportional to 1,417,713.24, 1,956,493.20 and 805,891.60 is: 1,112,158.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,713.24 : 1,956,493.20 = 805,891.60 : x
  2. Step 2: Convert to fraction form
    1,417,713.24/1,956,493.20 = 805,891.60/x
  3. Step 3: Cross multiply
    1,417,713.24x = 1,956,493.20 × 805,891.60
  4. Step 4: Simplify right side
    1,417,713.24x = 1,576,721,435,337.12
  5. Step 5: Solve for x
    x = 1,576,721,435,337.12/1,417,713.24
  6. Step 6: Final answer
    x = 1,112,158.22

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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.