Home / 1,672,679.08-2,308,290.78-947,523.88

Finding the Fourth Proportional to 1,672,679.08, 2,308,290.78 and 947,523.88

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Solution

The fourth proportional to 1,672,679.08, 2,308,290.78 and 947,523.88 is: 1,307,579.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,679.08 : 2,308,290.78 = 947,523.88 : x
  2. Step 2: Convert to fraction form
    1,672,679.08/2,308,290.78 = 947,523.88/x
  3. Step 3: Cross multiply
    1,672,679.08x = 2,308,290.78 × 947,523.88
  4. Step 4: Simplify right side
    1,672,679.08x = 2,187,160,636,033.83
  5. Step 5: Solve for x
    x = 2,187,160,636,033.83/1,672,679.08
  6. Step 6: Final answer
    x = 1,307,579.36

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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.