Home / 1,821,488.59-2,732,364.11-699,557.59

Finding the Fourth Proportional to 1,821,488.59, 2,732,364.11 and 699,557.59

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Solution

The fourth proportional to 1,821,488.59, 2,732,364.11 and 699,557.59 is: 1,049,386.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,488.59 : 2,732,364.11 = 699,557.59 : x
  2. Step 2: Convert to fraction form
    1,821,488.59/2,732,364.11 = 699,557.59/x
  3. Step 3: Cross multiply
    1,821,488.59x = 2,732,364.11 × 699,557.59
  4. Step 4: Simplify right side
    1,821,488.59x = 1,911,446,051,794.09
  5. Step 5: Solve for x
    x = 1,911,446,051,794.09/1,821,488.59
  6. Step 6: Final answer
    x = 1,049,386.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.