Home / 1,193,883.90-1,644,421.52-917,713.49

Finding the Fourth Proportional to 1,193,883.90, 1,644,421.52 and 917,713.49

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Solution

The fourth proportional to 1,193,883.90, 1,644,421.52 and 917,713.49 is: 1,264,032.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,883.90 : 1,644,421.52 = 917,713.49 : x
  2. Step 2: Convert to fraction form
    1,193,883.90/1,644,421.52 = 917,713.49/x
  3. Step 3: Cross multiply
    1,193,883.90x = 1,644,421.52 × 917,713.49
  4. Step 4: Simplify right side
    1,193,883.90x = 1,509,107,818,555.64
  5. Step 5: Solve for x
    x = 1,509,107,818,555.64/1,193,883.90
  6. Step 6: Final answer
    x = 1,264,032.31

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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.