Home / 899,328.49-1,241,623.89-856,169.87

Finding the Fourth Proportional to 899,328.49, 1,241,623.89 and 856,169.87

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Solution

The fourth proportional to 899,328.49, 1,241,623.89 and 856,169.87 is: 1,182,038.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,328.49 : 1,241,623.89 = 856,169.87 : x
  2. Step 2: Convert to fraction form
    899,328.49/1,241,623.89 = 856,169.87/x
  3. Step 3: Cross multiply
    899,328.49x = 1,241,623.89 × 856,169.87
  4. Step 4: Simplify right side
    899,328.49x = 1,063,040,958,282.07
  5. Step 5: Solve for x
    x = 1,063,040,958,282.07/899,328.49
  6. Step 6: Final answer
    x = 1,182,038.57

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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.