Home / 1,783,239.71-2,461,102.94-998,604.47

Finding the Fourth Proportional to 1,783,239.71, 2,461,102.94 and 998,604.47

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Solution

The fourth proportional to 1,783,239.71, 2,461,102.94 and 998,604.47 is: 1,378,204.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,239.71 : 2,461,102.94 = 998,604.47 : x
  2. Step 2: Convert to fraction form
    1,783,239.71/2,461,102.94 = 998,604.47/x
  3. Step 3: Cross multiply
    1,783,239.71x = 2,461,102.94 × 998,604.47
  4. Step 4: Simplify right side
    1,783,239.71x = 2,457,668,405,663.41
  5. Step 5: Solve for x
    x = 2,457,668,405,663.41/1,783,239.71
  6. Step 6: Final answer
    x = 1,378,204.17

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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.