Home / 1,728,570.46-2,385,141.96-964,622.20

Finding the Fourth Proportional to 1,728,570.46, 2,385,141.96 and 964,622.20

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Solution

The fourth proportional to 1,728,570.46, 2,385,141.96 and 964,622.20 is: 1,331,019.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,570.46 : 2,385,141.96 = 964,622.20 : x
  2. Step 2: Convert to fraction form
    1,728,570.46/2,385,141.96 = 964,622.20/x
  3. Step 3: Cross multiply
    1,728,570.46x = 2,385,141.96 × 964,622.20
  4. Step 4: Simplify right side
    1,728,570.46x = 2,300,760,884,767.51
  5. Step 5: Solve for x
    x = 2,300,760,884,767.51/1,728,570.46
  6. Step 6: Final answer
    x = 1,331,019.44

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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.