Home / 1,038,782.37-1,558,765.49-829,748.91

Finding the Fourth Proportional to 1,038,782.37, 1,558,765.49 and 829,748.91

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Solution

The fourth proportional to 1,038,782.37, 1,558,765.49 and 829,748.91 is: 1,245,096.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,782.37 : 1,558,765.49 = 829,748.91 : x
  2. Step 2: Convert to fraction form
    1,038,782.37/1,558,765.49 = 829,748.91/x
  3. Step 3: Cross multiply
    1,038,782.37x = 1,558,765.49 × 829,748.91
  4. Step 4: Simplify right side
    1,038,782.37x = 1,293,383,962,124.37
  5. Step 5: Solve for x
    x = 1,293,383,962,124.37/1,038,782.37
  6. Step 6: Final answer
    x = 1,245,096.18

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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.