Home / 2,331,168.16-3,495,177.60-1,191,128.80

Finding the Fourth Proportional to 2,331,168.16, 3,495,177.60 and 1,191,128.80

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Solution

The fourth proportional to 2,331,168.16, 3,495,177.60 and 1,191,128.80 is: 1,785,888.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331,168.16 : 3,495,177.60 = 1,191,128.80 : x
  2. Step 2: Convert to fraction form
    2,331,168.16/3,495,177.60 = 1,191,128.80/x
  3. Step 3: Cross multiply
    2,331,168.16x = 3,495,177.60 × 1,191,128.80
  4. Step 4: Simplify right side
    2,331,168.16x = 4,163,206,700,474.88
  5. Step 5: Solve for x
    x = 4,163,206,700,474.88/2,331,168.16
  6. Step 6: Final answer
    x = 1,785,888.63

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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.