Home / 1,072,923.40-1,606,760.70-511,301.80

Finding the Fourth Proportional to 1,072,923.40, 1,606,760.70 and 511,301.80

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Solution

The fourth proportional to 1,072,923.40, 1,606,760.70 and 511,301.80 is: 765,702.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,923.40 : 1,606,760.70 = 511,301.80 : x
  2. Step 2: Convert to fraction form
    1,072,923.40/1,606,760.70 = 511,301.80/x
  3. Step 3: Cross multiply
    1,072,923.40x = 1,606,760.70 × 511,301.80
  4. Step 4: Simplify right side
    1,072,923.40x = 821,539,638,079.26
  5. Step 5: Solve for x
    x = 821,539,638,079.26/1,072,923.40
  6. Step 6: Final answer
    x = 765,702.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.