Home / 1,412,964.29-1,949,941.88-809,468.93

Finding the Fourth Proportional to 1,412,964.29, 1,949,941.88 and 809,468.93

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Solution

The fourth proportional to 1,412,964.29, 1,949,941.88 and 809,468.93 is: 1,117,096.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,964.29 : 1,949,941.88 = 809,468.93 : x
  2. Step 2: Convert to fraction form
    1,412,964.29/1,949,941.88 = 809,468.93/x
  3. Step 3: Cross multiply
    1,412,964.29x = 1,949,941.88 × 809,468.93
  4. Step 4: Simplify right side
    1,412,964.29x = 1,578,417,353,368.73
  5. Step 5: Solve for x
    x = 1,578,417,353,368.73/1,412,964.29
  6. Step 6: Final answer
    x = 1,117,096.43

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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.