Home / 1,982,904.56-2,736,401.56-1,123,628.61

Finding the Fourth Proportional to 1,982,904.56, 2,736,401.56 and 1,123,628.61

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Solution

The fourth proportional to 1,982,904.56, 2,736,401.56 and 1,123,628.61 is: 1,550,603.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982,904.56 : 2,736,401.56 = 1,123,628.61 : x
  2. Step 2: Convert to fraction form
    1,982,904.56/2,736,401.56 = 1,123,628.61/x
  3. Step 3: Cross multiply
    1,982,904.56x = 2,736,401.56 × 1,123,628.61
  4. Step 4: Simplify right side
    1,982,904.56x = 3,074,699,081,264.63
  5. Step 5: Solve for x
    x = 3,074,699,081,264.63/1,982,904.56
  6. Step 6: Final answer
    x = 1,550,603.67

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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.