Home / 4,747,824-7,119,607.68-2,829,640.32

Finding the Fourth Proportional to 4,747,824, 7,119,607.68 and 2,829,640.32

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Solution

The fourth proportional to 4,747,824, 7,119,607.68 and 2,829,640.32 is: 4,243,192.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747,824 : 7,119,607.68 = 2,829,640.32 : x
  2. Step 2: Convert to fraction form
    4,747,824/7,119,607.68 = 2,829,640.32/x
  3. Step 3: Cross multiply
    4,747,824x = 7,119,607.68 × 2,829,640.32
  4. Step 4: Simplify right side
    4,747,824x = 20,145,928,953,909.66
  5. Step 5: Solve for x
    x = 20,145,928,953,909.66/4,747,824
  6. Step 6: Final answer
    x = 4,243,192.03

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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.