Home / 2,800,817.20-4,201,225.80-2,552,811.40

Finding the Fourth Proportional to 2,800,817.20, 4,201,225.80 and 2,552,811.40

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Solution

The fourth proportional to 2,800,817.20, 4,201,225.80 and 2,552,811.40 is: 3,829,217.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,800,817.20 : 4,201,225.80 = 2,552,811.40 : x
  2. Step 2: Convert to fraction form
    2,800,817.20/4,201,225.80 = 2,552,811.40/x
  3. Step 3: Cross multiply
    2,800,817.20x = 4,201,225.80 × 2,552,811.40
  4. Step 4: Simplify right side
    2,800,817.20x = 10,724,937,116,214.12
  5. Step 5: Solve for x
    x = 10,724,937,116,214.12/2,800,817.20
  6. Step 6: Final answer
    x = 3,829,217.10

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1.5x scale

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.