Home / 1,411,588.80-2,116,192.91-612,268.38

Finding the Fourth Proportional to 1,411,588.80, 2,116,192.91 and 612,268.38

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Solution

The fourth proportional to 1,411,588.80, 2,116,192.91 and 612,268.38 is: 917,886.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,588.80 : 2,116,192.91 = 612,268.38 : x
  2. Step 2: Convert to fraction form
    1,411,588.80/2,116,192.91 = 612,268.38/x
  3. Step 3: Cross multiply
    1,411,588.80x = 2,116,192.91 × 612,268.38
  4. Step 4: Simplify right side
    1,411,588.80x = 1,295,678,001,711.84
  5. Step 5: Solve for x
    x = 1,295,678,001,711.84/1,411,588.80
  6. Step 6: Final answer
    x = 917,886.29

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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.