Home / 1,339,125.89-1,848,558.92-904,132.53

Finding the Fourth Proportional to 1,339,125.89, 1,848,558.92 and 904,132.53

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Solution

The fourth proportional to 1,339,125.89, 1,848,558.92 and 904,132.53 is: 1,248,084.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,125.89 : 1,848,558.92 = 904,132.53 : x
  2. Step 2: Convert to fraction form
    1,339,125.89/1,848,558.92 = 904,132.53/x
  3. Step 3: Cross multiply
    1,339,125.89x = 1,848,558.92 × 904,132.53
  4. Step 4: Simplify right side
    1,339,125.89x = 1,671,342,248,673.01
  5. Step 5: Solve for x
    x = 1,671,342,248,673.01/1,339,125.89
  6. Step 6: Final answer
    x = 1,248,084.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.