Home / 5,195,211.30-7,793,669.88-1,600,978.86

Finding the Fourth Proportional to 5,195,211.30, 7,793,669.88 and 1,600,978.86

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Solution

The fourth proportional to 5,195,211.30, 7,793,669.88 and 1,600,978.86 is: 2,401,731.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195,211.30 : 7,793,669.88 = 1,600,978.86 : x
  2. Step 2: Convert to fraction form
    5,195,211.30/7,793,669.88 = 1,600,978.86/x
  3. Step 3: Cross multiply
    5,195,211.30x = 7,793,669.88 × 1,600,978.86
  4. Step 4: Simplify right side
    5,195,211.30x = 12,477,500,719,698.74
  5. Step 5: Solve for x
    x = 12,477,500,719,698.74/5,195,211.30
  6. Step 6: Final answer
    x = 2,401,731.13

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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.