Home / 1,126,880.82-1,554,606.81-745,439.94

Finding the Fourth Proportional to 1,126,880.82, 1,554,606.81 and 745,439.94

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Solution

The fourth proportional to 1,126,880.82, 1,554,606.81 and 745,439.94 is: 1,028,383.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,880.82 : 1,554,606.81 = 745,439.94 : x
  2. Step 2: Convert to fraction form
    1,126,880.82/1,554,606.81 = 745,439.94/x
  3. Step 3: Cross multiply
    1,126,880.82x = 1,554,606.81 × 745,439.94
  4. Step 4: Simplify right side
    1,126,880.82x = 1,158,866,007,169.99
  5. Step 5: Solve for x
    x = 1,158,866,007,169.99/1,126,880.82
  6. Step 6: Final answer
    x = 1,028,383.82

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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.