Home / 1,412,081.36-1,948,663.12-808,586

Finding the Fourth Proportional to 1,412,081.36, 1,948,663.12 and 808,586

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Solution

The fourth proportional to 1,412,081.36, 1,948,663.12 and 808,586 is: 1,115,843.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,081.36 : 1,948,663.12 = 808,586 : x
  2. Step 2: Convert to fraction form
    1,412,081.36/1,948,663.12 = 808,586/x
  3. Step 3: Cross multiply
    1,412,081.36x = 1,948,663.12 × 808,586
  4. Step 4: Simplify right side
    1,412,081.36x = 1,575,661,717,548.32
  5. Step 5: Solve for x
    x = 1,575,661,717,548.32/1,412,081.36
  6. Step 6: Final answer
    x = 1,115,843.44

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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.