Home / 1,886,123.89-2,829,186.75-623,951.53

Finding the Fourth Proportional to 1,886,123.89, 2,829,186.75 and 623,951.53

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Solution

The fourth proportional to 1,886,123.89, 2,829,186.75 and 623,951.53 is: 935,927.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,123.89 : 2,829,186.75 = 623,951.53 : x
  2. Step 2: Convert to fraction form
    1,886,123.89/2,829,186.75 = 623,951.53/x
  3. Step 3: Cross multiply
    1,886,123.89x = 2,829,186.75 × 623,951.53
  4. Step 4: Simplify right side
    1,886,123.89x = 1,765,275,401,318.23
  5. Step 5: Solve for x
    x = 1,765,275,401,318.23/1,886,123.89
  6. Step 6: Final answer
    x = 935,927.60

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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.