Home / 1,007,842.43-1,390,824.49-548,955.59

Finding the Fourth Proportional to 1,007,842.43, 1,390,824.49 and 548,955.59

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Solution

The fourth proportional to 1,007,842.43, 1,390,824.49 and 548,955.59 is: 757,559.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,842.43 : 1,390,824.49 = 548,955.59 : x
  2. Step 2: Convert to fraction form
    1,007,842.43/1,390,824.49 = 548,955.59/x
  3. Step 3: Cross multiply
    1,007,842.43x = 1,390,824.49 × 548,955.59
  4. Step 4: Simplify right side
    1,007,842.43x = 763,500,875,749.62
  5. Step 5: Solve for x
    x = 763,500,875,749.62/1,007,842.43
  6. Step 6: Final answer
    x = 757,559.77

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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.