Home / 929,166.40-1,393,749.60-827,689.60

Finding the Fourth Proportional to 929,166.40, 1,393,749.60 and 827,689.60

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Solution

The fourth proportional to 929,166.40, 1,393,749.60 and 827,689.60 is: 1,241,534.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,166.40 : 1,393,749.60 = 827,689.60 : x
  2. Step 2: Convert to fraction form
    929,166.40/1,393,749.60 = 827,689.60/x
  3. Step 3: Cross multiply
    929,166.40x = 1,393,749.60 × 827,689.60
  4. Step 4: Simplify right side
    929,166.40x = 1,153,592,048,924.16
  5. Step 5: Solve for x
    x = 1,153,592,048,924.16/929,166.40
  6. Step 6: Final answer
    x = 1,241,534.40

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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.