Home / 1,283,951.73-1,925,922.96-385,389.57

Finding the Fourth Proportional to 1,283,951.73, 1,925,922.96 and 385,389.57

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Solution

The fourth proportional to 1,283,951.73, 1,925,922.96 and 385,389.57 is: 578,082.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,951.73 : 1,925,922.96 = 385,389.57 : x
  2. Step 2: Convert to fraction form
    1,283,951.73/1,925,922.96 = 385,389.57/x
  3. Step 3: Cross multiply
    1,283,951.73x = 1,925,922.96 × 385,389.57
  4. Step 4: Simplify right side
    1,283,951.73x = 742,230,621,407.53
  5. Step 5: Solve for x
    x = 742,230,621,407.53/1,283,951.73
  6. Step 6: Final answer
    x = 578,082.96

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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.