Home / 1,410,501.39-2,115,747.45-511,941.93

Finding the Fourth Proportional to 1,410,501.39, 2,115,747.45 and 511,941.93

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Solution

The fourth proportional to 1,410,501.39, 2,115,747.45 and 511,941.93 is: 767,911.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,501.39 : 2,115,747.45 = 511,941.93 : x
  2. Step 2: Convert to fraction form
    1,410,501.39/2,115,747.45 = 511,941.93/x
  3. Step 3: Cross multiply
    1,410,501.39x = 2,115,747.45 × 511,941.93
  4. Step 4: Simplify right side
    1,410,501.39x = 1,083,139,832,945.58
  5. Step 5: Solve for x
    x = 1,083,139,832,945.58/1,410,501.39
  6. Step 6: Final answer
    x = 767,911.21

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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.