Home / 1,305,125.29-1,801,085.19-732,177.77

Finding the Fourth Proportional to 1,305,125.29, 1,801,085.19 and 732,177.77

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Solution

The fourth proportional to 1,305,125.29, 1,801,085.19 and 732,177.77 is: 1,010,412.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,125.29 : 1,801,085.19 = 732,177.77 : x
  2. Step 2: Convert to fraction form
    1,305,125.29/1,801,085.19 = 732,177.77/x
  3. Step 3: Cross multiply
    1,305,125.29x = 1,801,085.19 × 732,177.77
  4. Step 4: Simplify right side
    1,305,125.29x = 1,318,714,526,243.13
  5. Step 5: Solve for x
    x = 1,318,714,526,243.13/1,305,125.29
  6. Step 6: Final answer
    x = 1,010,412.21

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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.