Home / 2,217,416.60-3,319,904.10-2,155,208.60

Finding the Fourth Proportional to 2,217,416.60, 3,319,904.10 and 2,155,208.60

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Solution

The fourth proportional to 2,217,416.60, 3,319,904.10 and 2,155,208.60 is: 3,226,766.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217,416.60 : 3,319,904.10 = 2,155,208.60 : x
  2. Step 2: Convert to fraction form
    2,217,416.60/3,319,904.10 = 2,155,208.60/x
  3. Step 3: Cross multiply
    2,217,416.60x = 3,319,904.10 × 2,155,208.60
  4. Step 4: Simplify right side
    2,217,416.60x = 7,155,085,867,495.26
  5. Step 5: Solve for x
    x = 7,155,085,867,495.26/2,217,416.60
  6. Step 6: Final answer
    x = 3,226,766.62

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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.