Home / 1,376,595.12-2,064,933.42-657,012.66

Finding the Fourth Proportional to 1,376,595.12, 2,064,933.42 and 657,012.66

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Solution

The fourth proportional to 1,376,595.12, 2,064,933.42 and 657,012.66 is: 985,538.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,595.12 : 2,064,933.42 = 657,012.66 : x
  2. Step 2: Convert to fraction form
    1,376,595.12/2,064,933.42 = 657,012.66/x
  3. Step 3: Cross multiply
    1,376,595.12x = 2,064,933.42 × 657,012.66
  4. Step 4: Simplify right side
    1,376,595.12x = 1,356,687,398,997.10
  5. Step 5: Solve for x
    x = 1,356,687,398,997.10/1,376,595.12
  6. Step 6: Final answer
    x = 985,538.43

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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.