Home / 1,252,301.63-1,728,179.58-679,341.80

Finding the Fourth Proportional to 1,252,301.63, 1,728,179.58 and 679,341.80

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Solution

The fourth proportional to 1,252,301.63, 1,728,179.58 and 679,341.80 is: 937,493.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,301.63 : 1,728,179.58 = 679,341.80 : x
  2. Step 2: Convert to fraction form
    1,252,301.63/1,728,179.58 = 679,341.80/x
  3. Step 3: Cross multiply
    1,252,301.63x = 1,728,179.58 × 679,341.80
  4. Step 4: Simplify right side
    1,252,301.63x = 1,174,024,622,972.80
  5. Step 5: Solve for x
    x = 1,174,024,622,972.80/1,252,301.63
  6. Step 6: Final answer
    x = 937,493.49

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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.