Home / 3,587,430.32-5,378,303.74-1,789,388.27

Finding the Fourth Proportional to 3,587,430.32, 5,378,303.74 and 1,789,388.27

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Solution

The fourth proportional to 3,587,430.32, 5,378,303.74 and 1,789,388.27 is: 2,682,664.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587,430.32 : 5,378,303.74 = 1,789,388.27 : x
  2. Step 2: Convert to fraction form
    3,587,430.32/5,378,303.74 = 1,789,388.27/x
  3. Step 3: Cross multiply
    3,587,430.32x = 5,378,303.74 × 1,789,388.27
  4. Step 4: Simplify right side
    3,587,430.32x = 9,623,873,593,488.14
  5. Step 5: Solve for x
    x = 9,623,873,593,488.14/3,587,430.32
  6. Step 6: Final answer
    x = 2,682,664.96

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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.