Home / 1,367,625.60-1,887,321.60-764,013.60

Finding the Fourth Proportional to 1,367,625.60, 1,887,321.60 and 764,013.60

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Solution

The fourth proportional to 1,367,625.60, 1,887,321.60 and 764,013.60 is: 1,054,337.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,625.60 : 1,887,321.60 = 764,013.60 : x
  2. Step 2: Convert to fraction form
    1,367,625.60/1,887,321.60 = 764,013.60/x
  3. Step 3: Cross multiply
    1,367,625.60x = 1,887,321.60 × 764,013.60
  4. Step 4: Simplify right side
    1,367,625.60x = 1,441,939,369,973.76
  5. Step 5: Solve for x
    x = 1,441,939,369,973.76/1,367,625.60
  6. Step 6: Final answer
    x = 1,054,337.80

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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.