Home / 1,891,585.36-2,837,359.33-866,624.89

Finding the Fourth Proportional to 1,891,585.36, 2,837,359.33 and 866,624.89

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Solution

The fourth proportional to 1,891,585.36, 2,837,359.33 and 866,624.89 is: 1,299,928.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,585.36 : 2,837,359.33 = 866,624.89 : x
  2. Step 2: Convert to fraction form
    1,891,585.36/2,837,359.33 = 866,624.89/x
  3. Step 3: Cross multiply
    1,891,585.36x = 2,837,359.33 × 866,624.89
  4. Step 4: Simplify right side
    1,891,585.36x = 2,458,926,207,991.76
  5. Step 5: Solve for x
    x = 2,458,926,207,991.76/1,891,585.36
  6. Step 6: Final answer
    x = 1,299,928.76

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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.