Home / 1,345,874.82-2,018,501.01-399,017.22

Finding the Fourth Proportional to 1,345,874.82, 2,018,501.01 and 399,017.22

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Solution

The fourth proportional to 1,345,874.82, 2,018,501.01 and 399,017.22 is: 598,433.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,874.82 : 2,018,501.01 = 399,017.22 : x
  2. Step 2: Convert to fraction form
    1,345,874.82/2,018,501.01 = 399,017.22/x
  3. Step 3: Cross multiply
    1,345,874.82x = 2,018,501.01 × 399,017.22
  4. Step 4: Simplify right side
    1,345,874.82x = 805,416,661,577.39
  5. Step 5: Solve for x
    x = 805,416,661,577.39/1,345,874.82
  6. Step 6: Final answer
    x = 598,433.56

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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.