Home / 1,729,752.40-2,595,056.86-515,323.60

Finding the Fourth Proportional to 1,729,752.40, 2,595,056.86 and 515,323.60

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Solution

The fourth proportional to 1,729,752.40, 2,595,056.86 and 515,323.60 is: 773,112.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729,752.40 : 2,595,056.86 = 515,323.60 : x
  2. Step 2: Convert to fraction form
    1,729,752.40/2,595,056.86 = 515,323.60/x
  3. Step 3: Cross multiply
    1,729,752.40x = 2,595,056.86 × 515,323.60
  4. Step 4: Simplify right side
    1,729,752.40x = 1,337,294,043,299.90
  5. Step 5: Solve for x
    x = 1,337,294,043,299.90/1,729,752.40
  6. Step 6: Final answer
    x = 773,112.99

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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.