Home / 889,316.93-1,226,428.33-823,264.04

Finding the Fourth Proportional to 889,316.93, 1,226,428.33 and 823,264.04

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Solution

The fourth proportional to 889,316.93, 1,226,428.33 and 823,264.04 is: 1,135,336.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,316.93 : 1,226,428.33 = 823,264.04 : x
  2. Step 2: Convert to fraction form
    889,316.93/1,226,428.33 = 823,264.04/x
  3. Step 3: Cross multiply
    889,316.93x = 1,226,428.33 × 823,264.04
  4. Step 4: Simplify right side
    889,316.93x = 1,009,674,339,668.09
  5. Step 5: Solve for x
    x = 1,009,674,339,668.09/889,316.93
  6. Step 6: Final answer
    x = 1,135,336.91

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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.