Home / 1,870,181.05-2,805,771.33-672,113.74

Finding the Fourth Proportional to 1,870,181.05, 2,805,771.33 and 672,113.74

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Solution

The fourth proportional to 1,870,181.05, 2,805,771.33 and 672,113.74 is: 1,008,350.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,181.05 : 2,805,771.33 = 672,113.74 : x
  2. Step 2: Convert to fraction form
    1,870,181.05/2,805,771.33 = 672,113.74/x
  3. Step 3: Cross multiply
    1,870,181.05x = 2,805,771.33 × 672,113.74
  4. Step 4: Simplify right side
    1,870,181.05x = 1,885,797,462,191.07
  5. Step 5: Solve for x
    x = 1,885,797,462,191.07/1,870,181.05
  6. Step 6: Final answer
    x = 1,008,350.22

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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.