Home / 1,640,154.32-2,459,951.08-441,796.39

Finding the Fourth Proportional to 1,640,154.32, 2,459,951.08 and 441,796.39

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Solution

The fourth proportional to 1,640,154.32, 2,459,951.08 and 441,796.39 is: 662,619.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,154.32 : 2,459,951.08 = 441,796.39 : x
  2. Step 2: Convert to fraction form
    1,640,154.32/2,459,951.08 = 441,796.39/x
  3. Step 3: Cross multiply
    1,640,154.32x = 2,459,951.08 × 441,796.39
  4. Step 4: Simplify right side
    1,640,154.32x = 1,086,797,495,525.34
  5. Step 5: Solve for x
    x = 1,086,797,495,525.34/1,640,154.32
  6. Step 6: Final answer
    x = 662,619.05

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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.