Home / 1,412,185.56-1,948,768.32-808,456.92

Finding the Fourth Proportional to 1,412,185.56, 1,948,768.32 and 808,456.92

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Solution

The fourth proportional to 1,412,185.56, 1,948,768.32 and 808,456.92 is: 1,115,643.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,185.56 : 1,948,768.32 = 808,456.92 : x
  2. Step 2: Convert to fraction form
    1,412,185.56/1,948,768.32 = 808,456.92/x
  3. Step 3: Cross multiply
    1,412,185.56x = 1,948,768.32 × 808,456.92
  4. Step 4: Simplify right side
    1,412,185.56x = 1,575,495,233,780.77
  5. Step 5: Solve for x
    x = 1,575,495,233,780.77/1,412,185.56
  6. Step 6: Final answer
    x = 1,115,643.21

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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.