Home / 1,269,595.38-1,904,371.01-511,417.46

Finding the Fourth Proportional to 1,269,595.38, 1,904,371.01 and 511,417.46

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Solution

The fourth proportional to 1,269,595.38, 1,904,371.01 and 511,417.46 is: 767,117.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,595.38 : 1,904,371.01 = 511,417.46 : x
  2. Step 2: Convert to fraction form
    1,269,595.38/1,904,371.01 = 511,417.46/x
  3. Step 3: Cross multiply
    1,269,595.38x = 1,904,371.01 × 511,417.46
  4. Step 4: Simplify right side
    1,269,595.38x = 973,928,577,513.82
  5. Step 5: Solve for x
    x = 973,928,577,513.82/1,269,595.38
  6. Step 6: Final answer
    x = 767,117.30

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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.