Home / 1,361,238.96-2,041,858.68-561,642

Finding the Fourth Proportional to 1,361,238.96, 2,041,858.68 and 561,642

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Solution

The fourth proportional to 1,361,238.96, 2,041,858.68 and 561,642 is: 842,463.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,238.96 : 2,041,858.68 = 561,642 : x
  2. Step 2: Convert to fraction form
    1,361,238.96/2,041,858.68 = 561,642/x
  3. Step 3: Cross multiply
    1,361,238.96x = 2,041,858.68 × 561,642
  4. Step 4: Simplify right side
    1,361,238.96x = 1,146,793,592,752.56
  5. Step 5: Solve for x
    x = 1,146,793,592,752.56/1,361,238.96
  6. Step 6: Final answer
    x = 842,463.10

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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.