Home / 1,728,305.80-2,592,458.70-981,809.80

Finding the Fourth Proportional to 1,728,305.80, 2,592,458.70 and 981,809.80

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Solution

The fourth proportional to 1,728,305.80, 2,592,458.70 and 981,809.80 is: 1,472,714.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,305.80 : 2,592,458.70 = 981,809.80 : x
  2. Step 2: Convert to fraction form
    1,728,305.80/2,592,458.70 = 981,809.80/x
  3. Step 3: Cross multiply
    1,728,305.80x = 2,592,458.70 × 981,809.80
  4. Step 4: Simplify right side
    1,728,305.80x = 2,545,301,357,755.26
  5. Step 5: Solve for x
    x = 2,545,301,357,755.26/1,728,305.80
  6. Step 6: Final answer
    x = 1,472,714.70

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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.