Home / 1,111,051.79-1,666,565.38-352,872.96

Finding the Fourth Proportional to 1,111,051.79, 1,666,565.38 and 352,872.96

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Solution

The fourth proportional to 1,111,051.79, 1,666,565.38 and 352,872.96 is: 529,305.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,051.79 : 1,666,565.38 = 352,872.96 : x
  2. Step 2: Convert to fraction form
    1,111,051.79/1,666,565.38 = 352,872.96/x
  3. Step 3: Cross multiply
    1,111,051.79x = 1,666,565.38 × 352,872.96
  4. Step 4: Simplify right side
    1,111,051.79x = 588,085,852,865.60
  5. Step 5: Solve for x
    x = 588,085,852,865.60/1,111,051.79
  6. Step 6: Final answer
    x = 529,305.53

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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.