Home / 1,672,012.70-2,307,519.83-946,989.39

Finding the Fourth Proportional to 1,672,012.70, 2,307,519.83 and 946,989.39

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Solution

The fourth proportional to 1,672,012.70, 2,307,519.83 and 946,989.39 is: 1,306,925.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,012.70 : 2,307,519.83 = 946,989.39 : x
  2. Step 2: Convert to fraction form
    1,672,012.70/2,307,519.83 = 946,989.39/x
  3. Step 3: Cross multiply
    1,672,012.70x = 2,307,519.83 × 946,989.39
  4. Step 4: Simplify right side
    1,672,012.70x = 2,185,196,791,489.66
  5. Step 5: Solve for x
    x = 2,185,196,791,489.66/1,672,012.70
  6. Step 6: Final answer
    x = 1,306,925.96

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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.