Home / 1,054,129.38-1,581,237.80-306,175.38

Finding the Fourth Proportional to 1,054,129.38, 1,581,237.80 and 306,175.38

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Solution

The fourth proportional to 1,054,129.38, 1,581,237.80 and 306,175.38 is: 459,275.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,129.38 : 1,581,237.80 = 306,175.38 : x
  2. Step 2: Convert to fraction form
    1,054,129.38/1,581,237.80 = 306,175.38/x
  3. Step 3: Cross multiply
    1,054,129.38x = 1,581,237.80 × 306,175.38
  4. Step 4: Simplify right side
    1,054,129.38x = 484,136,084,285.36
  5. Step 5: Solve for x
    x = 484,136,084,285.36/1,054,129.38
  6. Step 6: Final answer
    x = 459,275.77

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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.