Home / 2,808,160.32-4,212,874.32-889,188

Finding the Fourth Proportional to 2,808,160.32, 4,212,874.32 and 889,188

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Solution

The fourth proportional to 2,808,160.32, 4,212,874.32 and 889,188 is: 1,333,982.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,160.32 : 4,212,874.32 = 889,188 : x
  2. Step 2: Convert to fraction form
    2,808,160.32/4,212,874.32 = 889,188/x
  3. Step 3: Cross multiply
    2,808,160.32x = 4,212,874.32 × 889,188
  4. Step 4: Simplify right side
    2,808,160.32x = 3,746,037,290,852.16
  5. Step 5: Solve for x
    x = 3,746,037,290,852.16/2,808,160.32
  6. Step 6: Final answer
    x = 1,333,982.70

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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.