Home / 1,197,134.52-1,651,994.16-653,256.78

Finding the Fourth Proportional to 1,197,134.52, 1,651,994.16 and 653,256.78

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Solution

The fourth proportional to 1,197,134.52, 1,651,994.16 and 653,256.78 is: 901,466.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,134.52 : 1,651,994.16 = 653,256.78 : x
  2. Step 2: Convert to fraction form
    1,197,134.52/1,651,994.16 = 653,256.78/x
  3. Step 3: Cross multiply
    1,197,134.52x = 1,651,994.16 × 653,256.78
  4. Step 4: Simplify right side
    1,197,134.52x = 1,079,176,385,540.40
  5. Step 5: Solve for x
    x = 1,079,176,385,540.40/1,197,134.52
  6. Step 6: Final answer
    x = 901,466.27

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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.