Home / 1,266,721.42-1,900,174.63-356,038.22

Finding the Fourth Proportional to 1,266,721.42, 1,900,174.63 and 356,038.22

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Solution

The fourth proportional to 1,266,721.42, 1,900,174.63 and 356,038.22 is: 534,083.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,721.42 : 1,900,174.63 = 356,038.22 : x
  2. Step 2: Convert to fraction form
    1,266,721.42/1,900,174.63 = 356,038.22/x
  3. Step 3: Cross multiply
    1,266,721.42x = 1,900,174.63 × 356,038.22
  4. Step 4: Simplify right side
    1,266,721.42x = 676,534,792,954.36
  5. Step 5: Solve for x
    x = 676,534,792,954.36/1,266,721.42
  6. Step 6: Final answer
    x = 534,083.33

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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.