Home / 1,081,588.95-1,621,891.35-576,020.16

Finding the Fourth Proportional to 1,081,588.95, 1,621,891.35 and 576,020.16

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Solution

The fourth proportional to 1,081,588.95, 1,621,891.35 and 576,020.16 is: 863,768.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,588.95 : 1,621,891.35 = 576,020.16 : x
  2. Step 2: Convert to fraction form
    1,081,588.95/1,621,891.35 = 576,020.16/x
  3. Step 3: Cross multiply
    1,081,588.95x = 1,621,891.35 × 576,020.16
  4. Step 4: Simplify right side
    1,081,588.95x = 934,242,114,929.62
  5. Step 5: Solve for x
    x = 934,242,114,929.62/1,081,588.95
  6. Step 6: Final answer
    x = 863,768.18

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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.