Home / 4,983,256.10-7,478,383.35-2,145,404.90

Finding the Fourth Proportional to 4,983,256.10, 7,478,383.35 and 2,145,404.90

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Solution

The fourth proportional to 4,983,256.10, 7,478,383.35 and 2,145,404.90 is: 3,219,613.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,983,256.10 : 7,478,383.35 = 2,145,404.90 : x
  2. Step 2: Convert to fraction form
    4,983,256.10/7,478,383.35 = 2,145,404.90/x
  3. Step 3: Cross multiply
    4,983,256.10x = 7,478,383.35 × 2,145,404.90
  4. Step 4: Simplify right side
    4,983,256.10x = 16,044,160,283,168.41
  5. Step 5: Solve for x
    x = 16,044,160,283,168.41/4,983,256.10
  6. Step 6: Final answer
    x = 3,219,613.84

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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.