Home / 4,538,254.20-6,798,050.10-3,119,911.80

Finding the Fourth Proportional to 4,538,254.20, 6,798,050.10 and 3,119,911.80

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Solution

The fourth proportional to 4,538,254.20, 6,798,050.10 and 3,119,911.80 is: 4,673,452.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,538,254.20 : 6,798,050.10 = 3,119,911.80 : x
  2. Step 2: Convert to fraction form
    4,538,254.20/6,798,050.10 = 3,119,911.80/x
  3. Step 3: Cross multiply
    4,538,254.20x = 6,798,050.10 × 3,119,911.80
  4. Step 4: Simplify right side
    4,538,254.20x = 21,209,316,723,981.18
  5. Step 5: Solve for x
    x = 21,209,316,723,981.18/4,538,254.20
  6. Step 6: Final answer
    x = 4,673,452.78

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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.