Home / 1,123,028.10-1,684,717.08-673,643.34

Finding the Fourth Proportional to 1,123,028.10, 1,684,717.08 and 673,643.34

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Solution

The fourth proportional to 1,123,028.10, 1,684,717.08 and 673,643.34 is: 1,010,569.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,028.10 : 1,684,717.08 = 673,643.34 : x
  2. Step 2: Convert to fraction form
    1,123,028.10/1,684,717.08 = 673,643.34/x
  3. Step 3: Cross multiply
    1,123,028.10x = 1,684,717.08 × 673,643.34
  4. Step 4: Simplify right side
    1,123,028.10x = 1,134,898,440,726.25
  5. Step 5: Solve for x
    x = 1,134,898,440,726.25/1,123,028.10
  6. Step 6: Final answer
    x = 1,010,569.94

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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.