Home / 1,211,503.72-1,818,098.80-501,535.48

Finding the Fourth Proportional to 1,211,503.72, 1,818,098.80 and 501,535.48

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Solution

The fourth proportional to 1,211,503.72, 1,818,098.80 and 501,535.48 is: 752,652.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,503.72 : 1,818,098.80 = 501,535.48 : x
  2. Step 2: Convert to fraction form
    1,211,503.72/1,818,098.80 = 501,535.48/x
  3. Step 3: Cross multiply
    1,211,503.72x = 1,818,098.80 × 501,535.48
  4. Step 4: Simplify right side
    1,211,503.72x = 911,841,054,345.42
  5. Step 5: Solve for x
    x = 911,841,054,345.42/1,211,503.72
  6. Step 6: Final answer
    x = 752,652.29

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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.