Home / 1,577,055.35-2,365,582.75-378,977.65

Finding the Fourth Proportional to 1,577,055.35, 2,365,582.75 and 378,977.65

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Solution

The fourth proportional to 1,577,055.35, 2,365,582.75 and 378,977.65 is: 568,466.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,055.35 : 2,365,582.75 = 378,977.65 : x
  2. Step 2: Convert to fraction form
    1,577,055.35/2,365,582.75 = 378,977.65/x
  3. Step 3: Cross multiply
    1,577,055.35x = 2,365,582.75 × 378,977.65
  4. Step 4: Simplify right side
    1,577,055.35x = 896,502,991,475.54
  5. Step 5: Solve for x
    x = 896,502,991,475.54/1,577,055.35
  6. Step 6: Final answer
    x = 568,466.41

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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.