Home / 1,411,507.48-2,116,071.04-612,187

Finding the Fourth Proportional to 1,411,507.48, 2,116,071.04 and 612,187

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Solution

The fourth proportional to 1,411,507.48, 2,116,071.04 and 612,187 is: 917,764.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,507.48 : 2,116,071.04 = 612,187 : x
  2. Step 2: Convert to fraction form
    1,411,507.48/2,116,071.04 = 612,187/x
  3. Step 3: Cross multiply
    1,411,507.48x = 2,116,071.04 × 612,187
  4. Step 4: Simplify right side
    1,411,507.48x = 1,295,431,181,764.48
  5. Step 5: Solve for x
    x = 1,295,431,181,764.48/1,411,507.48
  6. Step 6: Final answer
    x = 917,764.31

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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.