Home / 1,577,054.35-2,365,581.25-378,976.65

Finding the Fourth Proportional to 1,577,054.35, 2,365,581.25 and 378,976.65

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Solution

The fourth proportional to 1,577,054.35, 2,365,581.25 and 378,976.65 is: 568,464.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,054.35 : 2,365,581.25 = 378,976.65 : x
  2. Step 2: Convert to fraction form
    1,577,054.35/2,365,581.25 = 378,976.65/x
  3. Step 3: Cross multiply
    1,577,054.35x = 2,365,581.25 × 378,976.65
  4. Step 4: Simplify right side
    1,577,054.35x = 896,500,057,427.81
  5. Step 5: Solve for x
    x = 896,500,057,427.81/1,577,054.35
  6. Step 6: Final answer
    x = 568,464.91

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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.