Home / 5,508,082.80-8,262,124.20-1,917,903.60

Finding the Fourth Proportional to 5,508,082.80, 8,262,124.20 and 1,917,903.60

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Solution

The fourth proportional to 5,508,082.80, 8,262,124.20 and 1,917,903.60 is: 2,876,855.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,508,082.80 : 8,262,124.20 = 1,917,903.60 : x
  2. Step 2: Convert to fraction form
    5,508,082.80/8,262,124.20 = 1,917,903.60/x
  3. Step 3: Cross multiply
    5,508,082.80x = 8,262,124.20 × 1,917,903.60
  4. Step 4: Simplify right side
    5,508,082.80x = 15,845,957,746,827.12
  5. Step 5: Solve for x
    x = 15,845,957,746,827.12/5,508,082.80
  6. Step 6: Final answer
    x = 2,876,855.40

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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.