Home / 1,116,474.21-1,674,037.05-500,865.45

Finding the Fourth Proportional to 1,116,474.21, 1,674,037.05 and 500,865.45

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Solution

The fourth proportional to 1,116,474.21, 1,674,037.05 and 500,865.45 is: 750,995.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,474.21 : 1,674,037.05 = 500,865.45 : x
  2. Step 2: Convert to fraction form
    1,116,474.21/1,674,037.05 = 500,865.45/x
  3. Step 3: Cross multiply
    1,116,474.21x = 1,674,037.05 × 500,865.45
  4. Step 4: Simplify right side
    1,116,474.21x = 838,467,320,364.92
  5. Step 5: Solve for x
    x = 838,467,320,364.92/1,116,474.21
  6. Step 6: Final answer
    x = 750,995.69

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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.