Home / 1,197,644.12-1,652,527.76-681,367.86

Finding the Fourth Proportional to 1,197,644.12, 1,652,527.76 and 681,367.86

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Solution

The fourth proportional to 1,197,644.12, 1,652,527.76 and 681,367.86 is: 940,161.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,644.12 : 1,652,527.76 = 681,367.86 : x
  2. Step 2: Convert to fraction form
    1,197,644.12/1,652,527.76 = 681,367.86/x
  3. Step 3: Cross multiply
    1,197,644.12x = 1,652,527.76 × 681,367.86
  4. Step 4: Simplify right side
    1,197,644.12x = 1,125,979,303,421.79
  5. Step 5: Solve for x
    x = 1,125,979,303,421.79/1,197,644.12
  6. Step 6: Final answer
    x = 940,161.84

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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.