Home / 1,082,405.61-1,623,574.92-514,195.68

Finding the Fourth Proportional to 1,082,405.61, 1,623,574.92 and 514,195.68

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Solution

The fourth proportional to 1,082,405.61, 1,623,574.92 and 514,195.68 is: 771,277.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,405.61 : 1,623,574.92 = 514,195.68 : x
  2. Step 2: Convert to fraction form
    1,082,405.61/1,623,574.92 = 514,195.68/x
  3. Step 3: Cross multiply
    1,082,405.61x = 1,623,574.92 × 514,195.68
  4. Step 4: Simplify right side
    1,082,405.61x = 834,835,210,020.35
  5. Step 5: Solve for x
    x = 834,835,210,020.35/1,082,405.61
  6. Step 6: Final answer
    x = 771,277.61

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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.