Home / 1,330,353.70-1,835,889.86-757,393.86

Finding the Fourth Proportional to 1,330,353.70, 1,835,889.86 and 757,393.86

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Solution

The fourth proportional to 1,330,353.70, 1,835,889.86 and 757,393.86 is: 1,045,204.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,353.70 : 1,835,889.86 = 757,393.86 : x
  2. Step 2: Convert to fraction form
    1,330,353.70/1,835,889.86 = 757,393.86/x
  3. Step 3: Cross multiply
    1,330,353.70x = 1,835,889.86 × 757,393.86
  4. Step 4: Simplify right side
    1,330,353.70x = 1,390,491,707,600.26
  5. Step 5: Solve for x
    x = 1,390,491,707,600.26/1,330,353.70
  6. Step 6: Final answer
    x = 1,045,204.53

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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.