Home / 1,116,026.68-1,673,007.24-405,864.04

Finding the Fourth Proportional to 1,116,026.68, 1,673,007.24 and 405,864.04

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Solution

The fourth proportional to 1,116,026.68, 1,673,007.24 and 405,864.04 is: 608,420.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,026.68 : 1,673,007.24 = 405,864.04 : x
  2. Step 2: Convert to fraction form
    1,116,026.68/1,673,007.24 = 405,864.04/x
  3. Step 3: Cross multiply
    1,116,026.68x = 1,673,007.24 × 405,864.04
  4. Step 4: Simplify right side
    1,116,026.68x = 679,013,477,375.65
  5. Step 5: Solve for x
    x = 679,013,477,375.65/1,116,026.68
  6. Step 6: Final answer
    x = 608,420.47

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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.