Home / 1,672,983.36-2,308,713.12-947,829.60

Finding the Fourth Proportional to 1,672,983.36, 2,308,713.12 and 947,829.60

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Solution

The fourth proportional to 1,672,983.36, 2,308,713.12 and 947,829.60 is: 1,308,002.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,983.36 : 2,308,713.12 = 947,829.60 : x
  2. Step 2: Convert to fraction form
    1,672,983.36/2,308,713.12 = 947,829.60/x
  3. Step 3: Cross multiply
    1,672,983.36x = 2,308,713.12 × 947,829.60
  4. Step 4: Simplify right side
    1,672,983.36x = 2,188,266,633,044.35
  5. Step 5: Solve for x
    x = 2,188,266,633,044.35/1,672,983.36
  6. Step 6: Final answer
    x = 1,308,002.63

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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.