Home / 1,218,672.03-1,826,814.87-508,903.05

Finding the Fourth Proportional to 1,218,672.03, 1,826,814.87 and 508,903.05

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Solution

The fourth proportional to 1,218,672.03, 1,826,814.87 and 508,903.05 is: 762,856.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,672.03 : 1,826,814.87 = 508,903.05 : x
  2. Step 2: Convert to fraction form
    1,218,672.03/1,826,814.87 = 508,903.05/x
  3. Step 3: Cross multiply
    1,218,672.03x = 1,826,814.87 × 508,903.05
  4. Step 4: Simplify right side
    1,218,672.03x = 929,671,659,128.35
  5. Step 5: Solve for x
    x = 929,671,659,128.35/1,218,672.03
  6. Step 6: Final answer
    x = 762,856.32

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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.