Home / 1,786,346.62-2,676,399.78-1,488,739.66

Finding the Fourth Proportional to 1,786,346.62, 2,676,399.78 and 1,488,739.66

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Solution

The fourth proportional to 1,786,346.62, 2,676,399.78 and 1,488,739.66 is: 2,230,509.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,346.62 : 2,676,399.78 = 1,488,739.66 : x
  2. Step 2: Convert to fraction form
    1,786,346.62/2,676,399.78 = 1,488,739.66/x
  3. Step 3: Cross multiply
    1,786,346.62x = 2,676,399.78 × 1,488,739.66
  4. Step 4: Simplify right side
    1,786,346.62x = 3,984,462,498,501.27
  5. Step 5: Solve for x
    x = 3,984,462,498,501.27/1,786,346.62
  6. Step 6: Final answer
    x = 2,230,509.16

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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.