Home / 1,339,420.15-1,847,663.60-848,490.59

Finding the Fourth Proportional to 1,339,420.15, 1,847,663.60 and 848,490.59

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Solution

The fourth proportional to 1,339,420.15, 1,847,663.60 and 848,490.59 is: 1,170,450.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,420.15 : 1,847,663.60 = 848,490.59 : x
  2. Step 2: Convert to fraction form
    1,339,420.15/1,847,663.60 = 848,490.59/x
  3. Step 3: Cross multiply
    1,339,420.15x = 1,847,663.60 × 848,490.59
  4. Step 4: Simplify right side
    1,339,420.15x = 1,567,725,178,462.23
  5. Step 5: Solve for x
    x = 1,567,725,178,462.23/1,339,420.15
  6. Step 6: Final answer
    x = 1,170,450.64

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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.