Home / 1,705,952.16-2,354,617.80-981,218.63

Finding the Fourth Proportional to 1,705,952.16, 2,354,617.80 and 981,218.63

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Solution

The fourth proportional to 1,705,952.16, 2,354,617.80 and 981,218.63 is: 1,354,313.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,705,952.16 : 2,354,617.80 = 981,218.63 : x
  2. Step 2: Convert to fraction form
    1,705,952.16/2,354,617.80 = 981,218.63/x
  3. Step 3: Cross multiply
    1,705,952.16x = 2,354,617.80 × 981,218.63
  4. Step 4: Simplify right side
    1,705,952.16x = 2,310,394,840,116.53
  5. Step 5: Solve for x
    x = 2,310,394,840,116.53/1,705,952.16
  6. Step 6: Final answer
    x = 1,354,313.97

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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.