Home / 1,540,435-2,125,636.76-851,997.46

Finding the Fourth Proportional to 1,540,435, 2,125,636.76 and 851,997.46

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Solution

The fourth proportional to 1,540,435, 2,125,636.76 and 851,997.46 is: 1,175,666.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,435 : 2,125,636.76 = 851,997.46 : x
  2. Step 2: Convert to fraction form
    1,540,435/2,125,636.76 = 851,997.46/x
  3. Step 3: Cross multiply
    1,540,435x = 2,125,636.76 × 851,997.46
  4. Step 4: Simplify right side
    1,540,435x = 1,811,037,120,402.63
  5. Step 5: Solve for x
    x = 1,811,037,120,402.63/1,540,435
  6. Step 6: Final answer
    x = 1,175,666.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.