Home / 1,983,756-2,735,049.20-1,284,802.14

Finding the Fourth Proportional to 1,983,756, 2,735,049.20 and 1,284,802.14

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Solution

The fourth proportional to 1,983,756, 2,735,049.20 and 1,284,802.14 is: 1,771,385.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,983,756 : 2,735,049.20 = 1,284,802.14 : x
  2. Step 2: Convert to fraction form
    1,983,756/2,735,049.20 = 1,284,802.14/x
  3. Step 3: Cross multiply
    1,983,756x = 2,735,049.20 × 1,284,802.14
  4. Step 4: Simplify right side
    1,983,756x = 3,513,997,065,165.29
  5. Step 5: Solve for x
    x = 3,513,997,065,165.29/1,983,756
  6. Step 6: Final answer
    x = 1,771,385.73

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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.