Home / 1,411,703.73-2,116,365.05-612,383.13

Finding the Fourth Proportional to 1,411,703.73, 2,116,365.05 and 612,383.13

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Solution

The fourth proportional to 1,411,703.73, 2,116,365.05 and 612,383.13 is: 918,058.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,703.73 : 2,116,365.05 = 612,383.13 : x
  2. Step 2: Convert to fraction form
    1,411,703.73/2,116,365.05 = 612,383.13/x
  3. Step 3: Cross multiply
    1,411,703.73x = 2,116,365.05 × 612,383.13
  4. Step 4: Simplify right side
    1,411,703.73x = 1,296,026,250,479.69
  5. Step 5: Solve for x
    x = 1,296,026,250,479.69/1,411,703.73
  6. Step 6: Final answer
    x = 918,058.25

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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.