Home / 1,819,885.72-2,511,435.20-1,004,140.17

Finding the Fourth Proportional to 1,819,885.72, 2,511,435.20 and 1,004,140.17

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Solution

The fourth proportional to 1,819,885.72, 2,511,435.20 and 1,004,140.17 is: 1,385,709.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,885.72 : 2,511,435.20 = 1,004,140.17 : x
  2. Step 2: Convert to fraction form
    1,819,885.72/2,511,435.20 = 1,004,140.17/x
  3. Step 3: Cross multiply
    1,819,885.72x = 2,511,435.20 × 1,004,140.17
  4. Step 4: Simplify right side
    1,819,885.72x = 2,521,832,956,114.81
  5. Step 5: Solve for x
    x = 2,521,832,956,114.81/1,819,885.72
  6. Step 6: Final answer
    x = 1,385,709.51

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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.