Home / 1,728,742.23-2,385,702.63-954,371.34

Finding the Fourth Proportional to 1,728,742.23, 2,385,702.63 and 954,371.34

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Solution

The fourth proportional to 1,728,742.23, 2,385,702.63 and 954,371.34 is: 1,317,053.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,742.23 : 2,385,702.63 = 954,371.34 : x
  2. Step 2: Convert to fraction form
    1,728,742.23/2,385,702.63 = 954,371.34/x
  3. Step 3: Cross multiply
    1,728,742.23x = 2,385,702.63 × 954,371.34
  4. Step 4: Simplify right side
    1,728,742.23x = 2,276,846,215,834.62
  5. Step 5: Solve for x
    x = 2,276,846,215,834.62/1,728,742.23
  6. Step 6: Final answer
    x = 1,317,053.62

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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.