Home / 1,580,396.56-2,370,354.24-515,436.92

Finding the Fourth Proportional to 1,580,396.56, 2,370,354.24 and 515,436.92

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Solution

The fourth proportional to 1,580,396.56, 2,370,354.24 and 515,436.92 is: 773,076.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,396.56 : 2,370,354.24 = 515,436.92 : x
  2. Step 2: Convert to fraction form
    1,580,396.56/2,370,354.24 = 515,436.92/x
  3. Step 3: Cross multiply
    1,580,396.56x = 2,370,354.24 × 515,436.92
  4. Step 4: Simplify right side
    1,580,396.56x = 1,221,768,088,774.54
  5. Step 5: Solve for x
    x = 1,221,768,088,774.54/1,580,396.56
  6. Step 6: Final answer
    x = 773,076.91

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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.