Home / 1,515,783.54-2,272,337.60-617,976.30

Finding the Fourth Proportional to 1,515,783.54, 2,272,337.60 and 617,976.30

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Solution

The fourth proportional to 1,515,783.54, 2,272,337.60 and 617,976.30 is: 926,419.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,783.54 : 2,272,337.60 = 617,976.30 : x
  2. Step 2: Convert to fraction form
    1,515,783.54/2,272,337.60 = 617,976.30/x
  3. Step 3: Cross multiply
    1,515,783.54x = 2,272,337.60 × 617,976.30
  4. Step 4: Simplify right side
    1,515,783.54x = 1,404,250,779,309.00
  5. Step 5: Solve for x
    x = 1,404,250,779,309.00/1,515,783.54
  6. Step 6: Final answer
    x = 926,419.07

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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.