Home / 2,188,914.60-3,281,622.30-925,703.40

Finding the Fourth Proportional to 2,188,914.60, 3,281,622.30 and 925,703.40

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Solution

The fourth proportional to 2,188,914.60, 3,281,622.30 and 925,703.40 is: 1,387,815.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,914.60 : 3,281,622.30 = 925,703.40 : x
  2. Step 2: Convert to fraction form
    2,188,914.60/3,281,622.30 = 925,703.40/x
  3. Step 3: Cross multiply
    2,188,914.60x = 3,281,622.30 × 925,703.40
  4. Step 4: Simplify right side
    2,188,914.60x = 3,037,808,920,625.82
  5. Step 5: Solve for x
    x = 3,037,808,920,625.82/2,188,914.60
  6. Step 6: Final answer
    x = 1,387,815.19

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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.