Home / 1,220,163-1,830,512.52-500,508.96

Finding the Fourth Proportional to 1,220,163, 1,830,512.52 and 500,508.96

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Solution

The fourth proportional to 1,220,163, 1,830,512.52 and 500,508.96 is: 750,873.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,163 : 1,830,512.52 = 500,508.96 : x
  2. Step 2: Convert to fraction form
    1,220,163/1,830,512.52 = 500,508.96/x
  3. Step 3: Cross multiply
    1,220,163x = 1,830,512.52 × 500,508.96
  4. Step 4: Simplify right side
    1,220,163x = 916,187,917,652.18
  5. Step 5: Solve for x
    x = 916,187,917,652.18/1,220,163
  6. Step 6: Final answer
    x = 750,873.38

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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.