Home / 1,984,824.70-2,738,048.18-1,296,898.71

Finding the Fourth Proportional to 1,984,824.70, 2,738,048.18 and 1,296,898.71

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Solution

The fourth proportional to 1,984,824.70, 2,738,048.18 and 1,296,898.71 is: 1,789,060.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,984,824.70 : 2,738,048.18 = 1,296,898.71 : x
  2. Step 2: Convert to fraction form
    1,984,824.70/2,738,048.18 = 1,296,898.71/x
  3. Step 3: Cross multiply
    1,984,824.70x = 2,738,048.18 × 1,296,898.71
  4. Step 4: Simplify right side
    1,984,824.70x = 3,550,971,155,802.10
  5. Step 5: Solve for x
    x = 3,550,971,155,802.10/1,984,824.70
  6. Step 6: Final answer
    x = 1,789,060.34

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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.