Home / 1,197,236.85-1,652,221.86-653,407.56

Finding the Fourth Proportional to 1,197,236.85, 1,652,221.86 and 653,407.56

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Solution

The fourth proportional to 1,197,236.85, 1,652,221.86 and 653,407.56 is: 901,721.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,236.85 : 1,652,221.86 = 653,407.56 : x
  2. Step 2: Convert to fraction form
    1,197,236.85/1,652,221.86 = 653,407.56/x
  3. Step 3: Cross multiply
    1,197,236.85x = 1,652,221.86 × 653,407.56
  4. Step 4: Simplify right side
    1,197,236.85x = 1,079,574,254,121.26
  5. Step 5: Solve for x
    x = 1,079,574,254,121.26/1,197,236.85
  6. Step 6: Final answer
    x = 901,721.54

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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.